10th Class Physics Unit 12: Waves Solved MCQs (FBISE)
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10th Class Physics Chapter 3 MCQs Solved FBISE
Choose the best possible option in the following questions.
(1)
If a body performing simple harmonic motion completes its one vibration in 2 seconds, its frequency of vibration is:
A) 2 Hz
B) 1 Hz
C) 0.5 Hz
D) 10 Hz
Correct option is (c)
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(2)
360 waves are passing through a point in a river in one hour, time period of the wave is :
A) 0.1 s
B) 1 s
C) 10 s
D) 100 s
Correct option is (c)
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(3)
Time period of electrical vibrator of ripple tank is 0.5 s, water waves in ripple tank has speed of 10 m/s and amplitude of 5 cm. Calculate the frequency of the waves.
A) 50 Hz
B) 0.5 Hz
C) 200 Hz
(D) 2 Hz
Correct option is (d)
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(4)
Which of the followings is longitudinal waves?
A) X-rays
B) Light
C) String waves
D) Sound
Correct option is (d)
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(5)
When water waves enter from deep water to shallow water:
A) Frequency of water waves increases
B) Time period of water waves decreases
C) Speed of water waves decreases
D) Wavelength of water waves increases
Correct option is (c)
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Every single problem in this 10th class physics chapter 3 mcqs solved fbise guide directly follows the new National Book Foundation curriculum style.
(6)
Listening to radio transmission in deep valleys of mountain areas is due to:
A) Reflection of waves
B) Refraction of waves
C) Interference of waves
D) Diffraction of waves
Correct option is (d)
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(7)
Which of the following are transverse waves:
A) X-rays
B) Light
C) String waves
D) All of these
Correct option is (d)
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(8)
Tsunamis are most often generated by:
A) Flood
B) Bomb blast
C) Earth quake
D) None of these
Correct option is (c)
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(9)
Waves transfer:
A) energy
B) frequency
C) wavelength
D) velocity
Correct option is (a)
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(10)
Which of the following characteristics of a wave is independent of the others?
A) speed
B) frequency
C) amplitude
D) wavelength
Correct option is (c)
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(11)
The relation between v, f and λ of a wave is:
A) v f = λ
B) f λ = v
C) v λ = f
D) v = λ / f
Correct option is (b)
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