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

If the time period a simple pendulum is 2 s, its frequency would be

Question # 2

Which one of the following could be the frequency of ultraviolet radiation?

Question # 3

The waves in which the particles of the medium have displacement along the direction of propagation of waves are called

Question # 4

The time period of pendulums of different lengths would be

Question # 5

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

Question # 6

Which of the following is the longitudinal waves?

Question # 7

Which of the following is/are example/s if mechanical waves i.e. waves generated in _______:

Question # 8

The wave form of S.H.M will be

Question # 9

Time period of simple pendulum is independent of

Question # 10

If the mass of the simple pendulum becomes double, its time period

Question # 11

The waves which propagate out in space due to oscillation of electric and magnetic fields are known as

Question # 12

A simple pendulum consists of a

Question # 13

Of the following, the option ______ reminds of longitudinal waves.

Question # 14

Which of the following is not mechanical wave?

Question # 15

Angular frequency 'w' is basically a characteristics of

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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 Time period of simple pendulum is independent of
A. length
B. mass
C. acceleration due to gravity
D. none of them
3 The restoring force always directed towards the
A. extreme position
B. mean position
C. both of them
D. none of them
4 The expression for restoring force is
A. F=ma
B. F=kx
C. F= -kx
D. Kx=ma
5 The wave motion set up in any medium depends upon:
A. Elasticity
B. Inertia
C. Density
D. All of these
6 The process in which energy is dissipated from the oscillating system is known as
A. resonance
B. interference
C. diffraction
D. damping
7 An object undergoes S.H.M has maximum speed when its displacement from the mean position is
A. maximum
B. zero
C. half of the maximum value
D. one third of the maximum value
8 Of the following, the option ______ reminds of longitudinal waves.
A. Sound waves
B. Heat waves
C. Electromagnetic waves
D. Light waves
9 In compressional wave,the layer of medium having reduced pressure is called:
A. Compression
B. Elasticity
C. Node
D. Rarefaction
10 The waves which propagate through the oscillations of material particles are known as:
A. Mechanical waves
B. Electromagnetic waves
C. Any of them
D. None of them

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