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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