ECAT Pre Computer Science Chapter 8 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 8 Waves

Try The MCQ's Test For ECAT Physics Chapter 8 Waves

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ECAT Physics Chapter 8 Waves

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Question # 1

When a mass 'm' is pulled slowly, the spring stretches by an amount xo, then the work done will be

Question # 2

The number of vibrating body at any instant from its equilibrium position is called

Question # 3

When an oscillatory motion repeats itself, then this type of motion is called

Question # 4

If a wave can be polarized, it must be

Question # 5

An object undergoes S.H.M has maximum acceleration when its displacement form the means position

Question # 6

As the bob of the pendulum moves to and fro which of the force is experienced by the bob

Question # 7

Example of progressive wave is

Question # 8

Acceleration of the mass at any instant is given by

Question # 9

The waves which propagate through the oscillations of material particles are known as:

Question # 10

The phase determines the

Question # 11

A swing has

Question # 12

Time period of a simple pendulum depends upon the

Question # 13

Fidelity refers to

Question # 14

While describing the motion of a simple pendulum, the frictional effects are

Question # 15

The distance covered by the wave during one period is called its:

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ECAT Physics Chapter 8 Important MCQ's

Sr.# Question Answer
1 The number of vibrating body at any instant from its equilibrium position is called
A. displacement
B. frequency
C. amplitude
D. time period
2 For transmission of both transverse and longitudinal waves, we can use:
A. Solid
B. Gas
C. Plasma
D. None of these
3 In stationary waves
A. Energy is uniformly distributed
B. Energy is minimum at nodes and maximum at antinodes
C. Energy is maximum at nodes and minimum at antidotes
D. Alternating maximum and minimum energy producing at nodes and antinodes
4 The bob of a simple pendulum is suspended by
A. string
B. heavy inextensible string
C. light extensible string
D. light inextensible string
5 When temperature increase, the frequency of a tuning fork
A. Increases
B. Decreases
C. Remains same
D. Increase or decreases depending on the material
6 Which one of the following elasticizes is possessed by fluids:
A. Young's elastic modulus (length)
B. Bulk elastic modulus (volume)
C. Modulus of rigidity (shape)
D. None of these
7 The frequency of free vibrations is known as
A. free frequency
B. forced frequency
C. natural frequency
D. un-natural frequency
8 There is no net transfer of energy by particle of medium in
A. Longitudinal wave
B. Transverse wave
C. Progressive wave
D. Stationary wave
9 Through which character we can distinguish the light waves from sound waves
A. Interference
B. Refraction
C. Polarization
D. Reflection
10 When the particles of the medium vibrate about their mean position, along the direction of the motion of waves, then the waves are called:
A. Longitudinal waves
B. Transverse waves
C. Water waves
D. Complex waves

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