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

It two waves of amplitude 'a' produce a resultant wave of amplitude a, then the phase difference between them will be

Question # 2

The maximum displacement of a body on either side of its equilibrium position is called

Question # 3

Transverse waves can be set up:

Question # 4

With the propagation of a longitudinal wave through a material medium, the quantities transmitted in the propagation direction are

Question # 5

When two waves with same frequency and constant phase difference phase difference interfere

Question # 6

Smaller the damping, greater will be the

Question # 7

If the displacement of a body executing S.H.M is plotted against time, then the curve is known as

Question # 8

SI unit of wave length is:

Question # 9

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

Question # 10

The phase determines the

Question # 11

In solids, only following type/s of wave can travel:

Question # 12

The bob of a simple pendulum is suspended by

Question # 13

The damping depends upon the

Question # 14

The waves which propagate out in the space due to oscillations of electric and magnetic fields are called:

Question # 15

A simple pendulum consists of a

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ECAT Physics Chapter 8 Important MCQ's

Sr.# Question Answer
1 Time period of a simple pendulum depends upon the
A. length of the pendulum
B. acceleration due to gravity
C. none of them
D. both of them
2 The maximum displacement of a body on either side of its equilibrium position is called
A. frequency
B. amplitude
C. displacement
D. time period
3 Which type of wave can be set up in solids
A. longitudinal waves
B. transverse waves
C. both of them
D. none of them
4 The wave motion set up in any medium depends upon:
A. Elasticity
B. Inertia
C. Density
D. All of these
5 Angular frequency 'w' is basically a characteristics of
A. linear motion
B. circular motion
C. both of them
D. none of them
6 The speed of sound in a medium depends on
A. The elastic property but not on the inertia property
B. The inertia property but not on the elastic property
C. The elastic property as well as the inertia property
D. Neither the elastic property nor the inertia property
7 For a body executing S. H. M, its
A. momentum remains constant
B. potential energy remains constant
C. kinetic energy remains constant
D. total energy remains constant
8 The loudness and pitch of a sound note depends on
A. Intensity and velocity
B. Frequency and velocity
C. Intensity and frequency
D. Frequency and number of harmonic
9 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
10 The vibratory or oscillatory motion of a body is
A. translatory motion
B. back and forth motion about its mean position
C. free all motion
D. circular motion

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