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- 1. Multiple Choice
The movement of a swing is known as……………….
transitional motion.
oscillatory motion.
wave motion.
(a) and (b) together.
- 2. Multiple Choice
The oscillating body moves at the two sides of its rest position, so its velocity…………
decreases when it goes far from its rest position.
increases when it goes far from its rest position.
will reach its maximum value when it passes its rest position.
(a) and (c) together.
- 3. Multiple Choice
All of the following are examples of oscillatory motion except……..
Motion of string.
motion of tuning.
motion of car.
motion of a simple pendulum.
- 4. Multiple Choice
The amplitude of the simple pendulum is a ………complete vibration.
half
double
quarter
four times
- 5. Multiple Choice
The maximum displacement achieved by the oscillatory body away from is rest position is ……….
Amplitude.
frequency
periodic time.
complete oscillation.
- 6. Multiple Choice
Transvers wave consists of …………
crests and troughs.
Compressions and refractions.
Troughs and refractions.
Compressions and crests
- 7. Multiple Choice
All of the following are transvers waves except……… waves.
water
sound
radio
light
- 8. Multiple Choice
Sound waves are longitudinal waves, because the particles of the medium …..
don 't need a medium to propagate through.
don't vibrate.
vibrate along the direction of wave propagation.
vibrate in a direction perpendicular to the direction of wave propagation.
- 9. Multiple Choice
The frequency of the oscillating body is measured by a unit called
Hertz.
watt/m.
decibel.
m/sec.
- 10. Multiple Choice
10. The periodic time of an oscillating body which makes 240 oscillations in one
minute equals…..
¼ sec
½ sec
4 sec.
1 sec.
- 11. Multiple Choice
If the periodic time of an oscillating body is 1/6 second, this means that
the oscillating body makes 6 complete oscillations in one minute.
the frequency of the oscillating body equals 6 H
the oscillating body makes 360 complete oscillations in one minute.
(b) and (c) are correct.
- 12. Multiple Choice
If the frequency of an oscillating body is 5 Hz, so the product of multiplying its
frequency by its periodic time equals……
1
5
10
25
- 13. Multiple Choice
The highest point of the particles of the medium in the transverse wave is known as ..........
the crest
the compression
the rarefaction.
the trough.
- 14. Multiple Choice
………………………….. Is measuring unit of wave velocity
Meter/second
second
Meter
Hertz
- 15. Multiple Choice
sound wave are longitudinal wave because the particles of the medium……..
don’t vibrate.
don’t need a medium to propagate through.
vibrate along the direction of wave propagation.
vibrate in a direction perpendicular o he direction of wave propagation.
- 16. Multiple Choice
A simple pendulum makes 540 complete oscillation in a minute, so its frequency is…………. Hz.
9
12
3
6
- 17. Multiple Choice
The mathematical relation between the velocity and wave length is………
velocity = frequency x wave length.
velocity = wave length / frequency.
wave length = frequency / velocity.
no correct answer.
- 18. Multiple Choice
The ……………… includes four successive maximum displacements.
amplitude
complete oscillation
wave length
half complete oscillation
- 19. Multiple Choice
Sound velocity is the greatest through……………………...
vacuum
solids.
liquids.
gases.
- 20. Multiple Choice
If the light speed is compared with the sound speed, which of these
statements is correct?
Light is lower than sound speed.
Light speed is higher than sound speed.
Light is equal sound speed.
There are no correct answer.
- 21. Multiple Choice
All of the following are electromagnetic waves except……… waves.
light
sound
radio
microwaves
- 22. Multiple Choice
The longitudinal wave consists of …………
crests and troughs
Compressions and refractions.
Troughs and refractions.
Compressions and crests.
- 23. Multiple Choice
The sound waves are waves.
longitudinal
transverse
electromagnetic
no correct answer
- 24. Multiple Choice
The wave transfers.in the direction of propagation.
molecules
energy
matter
force
- 25. Multiple Choice
If the distance between the center of the third compression and the center
of the fifth compression on the wave propagation is 20 cm, then the
wavelength of this wave is,………
40 cm.
20 cm.
10 cm.
5 cm.
- 26. Multiple Choice
The double of the horizontal distance between a crest and a trough of a transverse wave is known as .
frequency.
wavelength.
amplitude.
wave velocity.
- 27. Multiple Choice
If the periodic time of a tuning fork is 4 sec., so the frequency is .
4 Hz
¼ Hz
1/2 Hz.
1 Hz.
- 28. Multiple Choice
The light waves are waves.
longitudinal
transverse
electromagnetic
b and c
- 29. Multiple Choice
The wave transfers.in the direction of propagation.
molecules
energy
matter
force
- 30. Multiple Choice
If the distance between the center of the third compression and the center of the fifth compression on the wave propagation is 20 cm, and its wave velocity is 200 m/s then the wavelength of this wave is
40 m.
20 m.
10 m
5 m.
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