Physics Class 9 Full Book MCQs Federal Board
Physics Class 9 Full Book MCQs Federal Board. Class 9 Physics Full Book MCQs fbise.
Physics Class 9 Chapter 1 MCQs Federal Board
Class 9 Physics Chapter 1 MCQs Federal Board
Tick the correct option.
1) Which one of the following unit is not a derived unit?
A) pascal
B) kilogram
C) newton
D) watt
Correct option is (b)
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2) Amount of a substance in terms of numbers is measured in:
A) gram
B) kilogram
C) newton
D) mole
Correct option is (d)
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3) The number of significant figures in 0.00650 s are:
A) 2
B) 3
C) 5
D) 6
Correct option is (b)
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4) Which of the following numbers show 4 significant digits?
A) 9000.8
B) 4
C) 5174.00
D) 0.001248
Correct option is (d)
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5) Which of following prefix represents a largest value?
A) mega
B) pico
C) peta
D) kilo
Correct option is (c)
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6) Micrometre can be used to measure:
A) current
B) force
C) length
D) mass
Correct option is (c)
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7) The instrument best measures the internal diameter of a pipe is:
A) screw gauge
B) vernier calliper
C) metre rule
D) measurement
Correct option is (b)
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8) Least count of screw gauge is 0.01 mm. If main scale reading of screw gauge is zero and third line of its circular scale coincides with datum line then the measurement on the screw gauge is:
A) 0 mm
B) 3 mm
C) 0.03 mm
D) 0.3 mm
Correct option is (c)
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9)
$$9.483\;\times\;10^3\;m$$ is the standard form of:
A) 94.83 m
B) 9.483 m
C) 948.3 m
D) 9483 m
Correct option is (d)
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10) Which of the following is a base unit?
A) pascal
B) coulomb
C) meter per second
D) mole
Correct option is (d)
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11) The numbers having one significant digit is:
$$A)\;1.1\;\;\\B)\;6.0\;\;\\C)\;7.1\;\;\\D)\;6\;\times\;10^2$$
Correct option is (d)
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12) Ratio of millimetre to micrometre is:
A) 1000 metre
B) 0.001 metre
C) 1000
D) 0.001
Correct option is (c)
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13) 0.2 mm in units of meters is:
$$A)\;0.0002\;m\;\;\\B)\;2\;\times\;10^{-4}\;m\;\;\\C)\;both\;a\;and\;b\;\;\\D)\;none$$
Correct option is (c)
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Class 9 Physics Chapter 2 MCQs Federal Board
Class 9 Physics Chapter 2 MCQs Federal Board
Tick the correct option.
1) Change in position of a body from initial to final point is called:
A) Distance
B) Displacement
C) Speed
D) Velocity
Correct option is (b)
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2) Motion of a screw of rotating fan is:
A) Circular motion
B) Vibratory motion
C) Random motion
D) Rotatory motion
Correct option is (d)
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3) A cyclist is travelling in a westward direction and produces a deceleration of
$$8\;m/s^2$$ to stop. The direction of its acceleration is towards:
A) North
B) East
C) South
D) West
Correct option is (b)
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4) A girl walks 3 km towards west and 4 km towards south. What is the magnitude of her total distance and displacement respectively?
A) 7 km, 7 km
B) 1 km, 7 km
C) 7 km, 1 km
D) 7 km, 5 km
Correct option is (d)
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5) A rider is training a horse. Horse moves 60 metres towards right in 3 seconds. Then it turns back and travels 30 metres in 2 seconds. Find its average velocity?
A) 6 m/s
B) 18 m/s
C) 35 m/s
D) zero
Correct option is (a)
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6) If a cyclist has acceleration of
$$2\;m/s^2$$ for 5 seconds, the change in velocity of the cyclist is:
A) 2 m/s
B) 10 m/s
C) 20 m/s
D) 15 m/s
Correct option is (b)
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7) A car is moving with velocity of 10 m/s. If it has acceleration of 2 m/s 2 for 10 seconds. What is final velocity of the car?
A) 30 m/s
B) 20 m/s
C) 10 m/s
D) 15 m/s
Correct option is (a)
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8) When the slope of a body’s displacement-time graph increases, the body is moving with:
A) increasing velocity
B) decreasing velocity
C) constant velocity
D) all of these
Correct option is (a)
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9) A ball is thrown straight up, what is the magnitude of acceleration at the top of its path?
$$A)\;zero\;\;\\B)\;9.8\;m/s^2\;\\C)\;4.9\;m/s^2\;\;\\D)\;19.6\;m/s^2$$
Correct option is (b)
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10) Slope of distance-time graph is:
A) velocity
B) acceleration
C) speed
D) displacement
Correct option is (c)
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11) Area under speed-time graph is equal to _____ of moving body:
A) distance
B) change in velocity
C) uniform velocity
D) acceleration
Correct option is (a)
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12) In 5 s a car accelerates so that its velocity increases by 20 m/s. The acceleration is:
$$A)\;0.25\;m/s^2\\B)\;4\;m/s^2\;\\C)\;25\;m/s^2\;\;\\D)\;100\;m/s^2$$
Correct option is (b)
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13) Ball dropped freely from a tower reaches ground in 4s, the speed of impact of ball is:
A) 0 m/s
B) 2.45 m/s
C) 19.6 m/s
D) 39.2 m/s
Correct option is (d)
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14) Which of following distance time graphs represents increasing speed of a car?
A)
B)
C)
D)
Correct option is (c)
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Class 9 Physics Chapter 3 MCQs Federal Board
Class 9 Physics Chapter 3 MCQs Federal Board
Tick the correct option.
1) Inertia of a body is related to which of the following quantities:
A) mass
B) force
C) weight
D) friction
Correct option is (a)
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2) A force of 5 N is applied to a body weighing 10 N. Its acceleration in
$$m/s^2$$ is:
A) 0.5
B) 2
C) 5
D) 50
Correct option is (a)
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3) SI unit of linear momentum is:
$$A)\;kg\;m^{-1}s^{-1}\\B)\;kg\;m^{-2}s^{-1}\\C)\;N\;m\\D)\;kg\;m\;s^{-1}$$
Correct option is (d)
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4) The rate of change of momentum of free falling body is equal to its:
A) momentum
B) velocity
C) weight
D) size
Correct option is (c)
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5) Change in momentum of a body is equal to:
A) (force) (velocity)
B) (force) (time)
C) (mass) (time)
D) force
Correct option is (b)
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6) A book of mass 5 kg is placed on the table, the magnitude of net force acting on the book is:
A) 50 N
B) 5 N
C) 25 N
D) 10 N
Correct option is (a)
If they means the force of gravity correct option is 50 N due to w=mg. But net force will be zero.
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7) Thrust force is a consequence of which law of motion:
A) First
B) Second
C) Third
D) Fourth
Correct option is (c)
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8) A force acts on a body for 2 seconds and its produces 50 kg m/s change in its momentum. The force acting on the body is:
A) 100 N
B) 50 N
C) 25 N
D) 2 N
Correct option is (c)
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9) At the fairground, the force that balances your weight is:
A) gravitational force
B) centripetal force
C) electrostatic force
D) frictional force
Correct option is (b)
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10) When a hanging carpet is beaten by stick. Dust flies off the carpet. It is mainly due to:
A) Action force on carpet
B) Reaction force by carpet
C) Inertia of dust
D) Rate of change of momentum of carpet
Correct option is (c)
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11) A bucket having some water is revolved in vertical circle. Water does not spill out, even the bucket is upside down, due to:
A) Weight of water
B) Centrifugal force on water
C) Inertia of water
D) Action and Reaction balance each other
Correct option is (c)
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12) The force which moves the car is:
A) Force developed by engine
B) Force of friction between road and tyre
C) Weight of car
D) Water spilt on the road
Correct option is (b)
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13)
$$N\;kg^{-1}$$ is equivalent to:
$$A)\;m\;s^{-1}\\B)\;m\;s^{-2}\\C)\;kg\;m\;s^{-1}\\D)\;kg\;s^{-2}$$
Correct option is (b)
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14) An object of mass 1 kg placed at earth’s surface experiences a force of:
A) 1 N
B) 9.8 N
C) 100 N
D) any value
Correct option is (b)
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15) Net force on the body falling in air with uniform velocity is equal to ____.
A) Weight of the body
B) air resistance on the body
C) difference of weight of body and air resistance on it
D) zero
Correct option is (d)
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Class 9 Physics Chapter 4 MCQs Federal Board
Class 9 Physics Chapter 4 MCQs Federal Board
Tick the correct option.
1) A seesaw balances perfectly with two children of equal weight sitting at equal distances from the fulcrum. If one child moves closer to the fulcrum:
A) The seesaw remains balanced.
B) The seesaw tips towards the child who moved closer.
C) The seesaw tips towards the child who stayed further away.
D) The seesaw topples.
Correct option is (c)
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2) When line of action of the applied force passes through its pivot point then moment of force acting on the body is:
A) maximum
B) minimum
C) zero
D) infinite
Correct option is (c)
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3) If a body is at rest or moving with uniform rotational velocity, then torque acting on the body will be:
A) maximum
B) minimum
C) zero
D) infinite
Correct option is (c)
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4) A body is equilibrium must not have:
A) speed
B) quantity of motion
C) velocity
D) acceleration
Correct option is (d)
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5) A uniformly rotating fan is said to be in:
A) static equilibrium only
B) dynamic equilibrium only
C) both in static and dynamic equilibrium
D) not in equilibrium
Correct option is (b)
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6) You throw a weighted fishing net into a calm lake. As the net sinks, it opens fully underwater, spreading out its mesh evenly. Compared to the moment it left your hand, where is the net’s center of mass now?
A) Higher in the water column.
B) Lower in the water column.
C) At the same depth but slightly shifted horizontally.
D) Unchanged from its position when thrown.
Correct option is (d)
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7) A tightrope walker is carrying a long pole while walking across a rope. The stability of the walker is affected if the pole is:
A) long and placed vertically
B) long and placed horizontally
C) short and placed vertically
D) short and placed vertically
Correct option is (b)
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8) It is more difficult to walk on a slippery surface than on a non slippery one because of:
A) reduced friction
B) increased friction
C) high grip
D) lower weight
Correct option is (a)
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9) For an object moving with terminal velocity, its acceleration:
A) increases with time
B) decreases with time
C) is zero
D) first increases then decreases
Correct option is (c)
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10) The correct order of comparison for the terminal speeds of a raindrop, snow flake, and hailstone is:
A) Raindrop>Snowflake>Hailstone
B) Hailstone>Raindrop>Snowflake
C) Snowflake>Raindrop>Hailstone
D) Raindrop=Snowflake=Hailstone
Correct option is (b)
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11) You are trying to loosen a nut using a spanner, but it is not working. In order to open the nut, you need to:
A) insert a pipe to increases length of spanner
B) use a spanner of small length
C) use plastic and soft spanner
D) tie a rope with spanner
Correct option is (a)
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12) The force that always changes direction of velocity and not its magnitude is called:
A) gravitational force
B) electric force
C) centripetal force
D) friction
Correct option is (c)
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13) The reason that a car moving on a horizontal road gets thrown out of the road while taking a turn is:
A) the reaction of the ground
B) rolling friction between tyre and road
C) gravitational force
D) lack of sufficient centripetal force
Correct option is (d)
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14) A car drives at steady speed around a perfectly circular track.
A) The car’s acceleration is zero.
B) The net force on the car is zero.
C) Both are acceleration and net force on the car point outward.
D) Both are acceleration and net force on the car point inward.
Correct option is (d)
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15) A satellite of mass ‘m’ is revolving around the earth with an orbital speed ‘v’. If mass of the satellite is doubled, its orbital speed will become:
A) double
B) half
C) one fourth
D) remain the same
Correct option is (d)
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Class 9 Physics Chapter 5 MCQs Federal Board
Class 9 Physics Chapter 5 MCQs Federal Board
Tick the correct option.
1) The most elastic material of the following is:
A) Rubber
B) Wood
C) Glass
D) Steel
Correct option is (d)
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2) Hooke’s law hold good up to:
A) proportional limit
B) yield limit
C) elastic limit
D) plastic limit
Correct option is (a)
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3) A mass of 2 kg is hung by spring, which displaces it through 5 cm. The spring constant is:
A) 400 N/m
B) 40 N/m
C) 4 N/m
D) 4000 N/m
Correct option is (a)
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4) Materials which does not regain its original shape after removal of the load producing deformation are termed as:
A) Elastic materials
B) Plastic materials
C) Rigid materials
D) Hook’s materials
Correct option is (b)
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5) SI unit of pressure is:
A) bar
B) newton
C) psi
D) pascal
Correct option is (d)
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6) Which will exert greater pressure?
$$A)\;3\;g\;needle\;of\;tip\;area\;1\;mm^2\\B)\;4000\;kg\;elephant\;of\;total\;\\feet\;area\;0.5\;m^2$$ $$C)\;A\;girl\;of\;mass\;40\;kg\;wearing\;\\high\;heel\;shoes\;of\;cross-sectional\;\\area\;0.5\;cm^2\\D)\;A\;loaded\;ship\;of\;mass\;2.2\times10^7\\kg\;having\;area\;600\;m^2$$
Correct option is (c)
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7) Pressure of 1000 m bars is equivalent to:
A) 0.1 K Pa
B) 1 K Pa
C) 10 K Pa
D) 100 k Pa
Correct option is (d)
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8) Pressure of 1 mm Hg is equal to:
$$A)\;1.36\times10^{-3}\;atm\\B)\;1\;atm\\C)\;133.29\;atm\\D)\;1.316\times10^5\;atm$$
Correct option is (a)
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9) Atmospheric pressure is commonly measured using a:
A) hygrometer
B) barometer
C) manometer
D) thermometer
Correct option is (b)
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10) Pressure of liquid in a container increase with:
A) base
B) volume
C) depth
D) mass
Correct option is (c)
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11) The atmospheric pressure will be smaller at:
A) Islamabad
B) Peshawar
C) Lahore
D) Murree
Correct option is (d)
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12) A girl of mass 50 kg wears heels with an area of 2 centimeter square in contact with the ground. The pressure she exerts on ground is:
$$A)\;4\times10^{-5}\;Pa\\B)\;4\times10^4\;Pa\\C)\;4\times10^{-4}\;Pa\\D)\;4\times10^5\;Pa$$
No one is correct.
$$F=w=mg\\=50(10)=\;500N\\P=\frac FA=\frac{500}{2\times10^{-4}}\\=2.5\times10^6Pa$$
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13) Drives wear special suits in order to protect them from:
A) low pressure
B) high pressure
C) low temperature
D) high temperature
Correct option is (a)
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14) In a stationary fluid, the local pressure of the fluid vary:
A) with depth only
B) horizontally only
C) both with depth and long horizontal direction
D) neither with depth nor along horizontally direction
Correct option is (a)
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15) The pressure exerted by a man on the surface of earth will be smaller when he:
A) stands on both feet
B) sits on the ground
C) stands on one leg
D) sleeps on the ground
Correct option is (d)
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Class 9 Physics Chapter 6 MCQs Federal Board
Class 9 Physics Chapter 6 MCQs Federal Board
Tick the correct option.
1) The unit of work or energy joule(J) is equal to:
A) horsepower
B) watt metre
C) watt second
D) newton second
Correct option is (c)
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2) A car, an elephant and a cricket ball have same kinetic energies. Which of these will have a greater speed?
A) Car
B) Elephant
C) Cricket ball
D) all have same speed
Correct option is (c)
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3) A ball weighing 50 N is lifted to a height of 0.5 metre. The potential energy stored in it is:
A) 10 J
B) 25 J
C) 45 J
D) 55 J
Correct option is (b)
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4) What is the power utilized when 100 J of work is done in 5 s.
A) 10 W
B) 20 W
C) 105 W
D) 500 W
Correct option is (b)
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5) The SI unit of power is:
A) joule
B) watt
C) horsepower
D) erg
Correct option is (b)
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6) A 4 kg body is thrown vertically upward from the ground with a velocity of 5 m/s. If friction is neglected its kinetic energy just before hitting the ground is:
A) 25 J
B) 50 J
C) 75 J
D) 100 J
Correct option is (b)
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7) A ball is thrown downward with an initial velocity, its:
$$a)\;E_k\;increases\;\&\;E_p\;decreases\\b)\;E_k\;decreases\;\&\;E_p\;increases\\c)\;Both\;E_k\;\&\;E_p\;increases\\d)\;Both\;E_k\;\&\;E_p\;decreases$$
Correct option is (a)
8) The type of energy derived from heated ground water is:
A) tidal energy
B) geothermal energy
C) hydroelectric energy
D) nuclear energy
Correct option is (b)
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9) A weight lifter of power 1960 watt lifts a load of mass ‘M’ from the ground to a higher of 2 m in 3 second. ‘M’ is:
A) 100 kg
B) 200 kg
C) 300 kg
D) 400 kg
Correct option is (c)
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10) Which one is renewable source of:
A) Coal
B) Natural gas
C) Sunlight
D) Uranium
Correct option is (c)
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11) One unit of horsepower is equivalent to:
A) 756 watt
B) 716 watt
C) 736 watt
D) 746 watt
Correct option is (d)
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12) A practical engine cannot have an efficiency equal or greater than:
A) 0
B) 0.5
C) 0.8
D) 1
Correct option is (d)
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13) A heavy and a lighter object have some momenta. The object with greater kinetic energy is:
A) lighter
B) heavy
C) same kinetic energy
D) either a or b
Correct option is (a)
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14) A force is acting on body but causes no displacement. The work done on the body is:
A) positive
B) negative
C) zero
D) infinite
Correct option is (c)
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15) A box taken to the second floor of a building by doing some work. This work converts to:
A) kinetic energy
B) potential energy
C) heat energy
D) sound energy
Correct option is (b)
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Class 9 Physics Chapter 7 MCQs Federal Board
Class 9 Physics Chapter 7 MCQs Federal Board
Tick the correct option.
1) How many phases of matter are there?
A) 1
B) 2
C) 3
D) 4
Correct option is (c)
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2) In which of the materials, particles have only vibrational motion?
A) Solid
B) Liquids
C) Gas
D) Plasma
Correct option is (a)
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3) Which amount of water has greater density at room temperature?
A) 100 g
B) 1 kg
C) 1 ton
D) All have same density
Correct option is (d)
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4) What is mass of a liquid of density 50 kg m-3 in a container of volume 5 metre cube?
A) 200 kg
B) 225 kg
C) 250 kg
D) 275 kg
Correct option is (c)
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5) Gases and liquids are categorized as:
A) Liquids
B) Gases
C) Fluids
D) Solids
Correct option is (c)
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6) Which statement describes the particle structure of gases?
A) Particles are tightly packed and have some strong bonds.
B) Particles have moderate kinetic energy and move randomly.
C) Particles are arranged in a repeating pattern.
D) Particles have fixed positions and low kinetic energy.
Correct option is (b)
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7) Which state of matter has particles that are highly compressible and can fill any container?
A) Solid
B) Liquid
C) Gas
D) Plasma
Correct option is (c)
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8) What happens to the arrangement of particles when a solid is heated and turns into a liquid?
A) Particles become more closely packed.
B) Particles move farther apart.
C) Particles start vibrating in fixed positions.
D) Particles change their state from solid to gas.
Correct option is (b)
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9) Which of the following is NOT a form of internal energy?
A) Kinetic energy of the particles
B) Potential energy of the particles
C) Chemical energy of the bonds between the particles
D) light energy
Correct option is (d)
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10) When an ideal gas is expended keeping its temperature constant, its internal energy:
A) Increases
B) Decreases
C) Remain the same
D) Cannot be determined
Correct option is (c)
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11) Which of the following physical properties is used in a mercury thermometer?
A) Electrical resistance
B) Pressure
C) Volume
D) Colour
Correct option is (c)
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12) Which of the following can increase the sensitivity of liquid in glass thermometer?
A) Use a bigger bulb which contains more amount of liquids
B) Use a longer capillary tube
C) Using long specific its
D) Change colour on thermometre.
Correct option is (b)
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13) Thermometer, which is most suitable for measuring rapid changing temperature, is:
A) Constant volume gas thermometer
B) Resistance thermometer
C) Liquid in glass thermometer
D) thermocouple
Correct option is (d)
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14) Mercury has uniform linear expansion in liquid in glass thermometer. A liquid in glass thermometer has a mercury level of 2 cm at melting point of ice and a mercury level of 6 cm at boiling point of water. What is the distance between every 1 Degree C division on Celsius scale of thermometer?
A) 0.04 cm
B) 0.06 cm
C) 0.08 cm
D) 1.00 cm
Correct option is (a)
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15) Which thermometer uses voltage to measure temperature of a hot body?
A) Thermocouple
B) Resistance thermometer
C) Liquid in glass thermometer
D) gas thermometer
Correct option is (a)
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Class 9 Physics Chapter 8 MCQs Federal Board
Class 9 Physics Chapter 8 MCQs Federal Board
Tick the correct option.
1) If a bar magnet is cut in half it will become:
A) a monopole
B) unmagnetized
C) the same magnet
D) magnet of less strength
Correct option is (c)
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2) Which one is the quickest method to magnetize a material?
A) strike with hammer
B) moving into magnet field
C) stroking the opposite pole
D) putting inside a current carrying coil
Correct option is (d)
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3) Earth’s magnetic field intensity is:
A) constant everywhere
B) very high at equator
C) very low at poles
D) varies place to place
Correct option is (d)
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4) The cause of the Earth’s magnetic field is:
A) rotational motion of Earth
B) spinning of Earth
C) Pull of the sun
D) motion of ions in the core
Correct option is (d)
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5) Material which is the best one for making a permanent magnet:
A) soft iron
B) nickel
C) cobalt
D) steel
Correct option is (d)
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6) Material which is the best one for making an electromagnet:
A) soft iron
B) nickel
C) cobalt
D) steel
Correct option is (a)
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7) A sensitive magnetic material is to shielded by the external magnetic field. It should be kept inside a box of:
A) wood
B) plastic
C) steel
D) soft iron
Correct option is (d)
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8) Magnetic field lines:
A) a farthest at poles
B) intersect each other
C) are closed
D) do not pass in vacuum
Correct option is (c)
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9) When two current carrying wires in the same direction are placed parallel near each other, due to magnetic field produced by each wire they:
A) repel each other
B) attract each other
C) have no effect each other
D) stop moving the current through them
Correct option is (b)
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10) Which of the following material is ferromagnetic?
A) silver
B) copper
C) aluminium
D) nickel
Correct option is (d)
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Class 9 Physics Chapter 9 MCQs Federal Board
Class 9 Physics Chapter 9 MCQs Federal Board
Tick the correct option.
1) What is the best definition of the term ” theory, ” as it is used in science?
A) A theory is a guess or hunch about something that has occurred in nature.
B) A theory is a comprehensive set of ideas explaining a phenomenon in nature.
C) A theory is based on verifiable laws and can be proven true.
D) A theory is a hypothesis that uses laws and observations to make an assumption.
Correct option is (b)
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2) Which statement below correctly identifies the difference between laws and theories?
A) Laws describe phenomena, while theories explain why phenomena exit.
B) Laws are a statement of fact, while theories are a statement of opinion.
C) Laws explain why phenomena exit, while theories explain how.
D) Laws are a prediction of phenomena, while theories are an explanation.
Correct option is (a)
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3) Why do scientists develop a hypothesis before conducting research?
A) It gives them direction on how to interpret the results of their research.
B) It helps to predict outcomes and define the parameters of the research.
C) Hypothesis give the researcher an outcome to shape their work around.
D) Hypothesis help a researcher decide which observation to record and which to ignore.
Correct option is (b)
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4) The branch of physics that is most important when studying how glasses help people see:
A) Thermodynamics
B) Electromagnetism
C) Mechanics
D) Optics
Correct option is (d)
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5) When studying how air conditioners cool your house, then it is:
A) Thermodynamics
B) Electromagnetism
C) Nuclear physics
D) Optics
Correct option is (a)
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6) The branch of physics that deals with the particles such as neutrons and protons:
A) Solid State Physics
B) Plasma physics
C) Electricity
D) Nuclear physics
Correct option is (d)
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7) Which branch of science plays an important role in engineering?
A) Biology
B) Chemistry
C) Physics
D) Genetics
Correct option is (c)
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8) Physics is one of the branches of:
A) Physical sciences
B) Biological sciences
C) Social science
D) Life science
Correct option is (a)
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