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

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

Question # 2

The velocity of sound in air depends upon

Question # 3

The waves moving from a sitar to a listener in air are

Question # 4

A simple pendulum consists of a

Question # 5

The resonance will be sharp, if the amplitude decreases rapidly at a frequency

Question # 6

When the bob of simple pendulum is at extreme position, its K.E. will be

Question # 7

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

Question # 8

Which type of wave can be set up in solids

Question # 9

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

Question # 10

For a body executing S. H. M, its

Question # 11

The phase determines the

Question # 12

Energy is not carried by

Question # 13

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

Question # 14

The vibratory or oscillatory motion of a body is

Question # 15

The natural frequency of a pendulum which is vibrating freely, depends upon its

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ECAT Physics Chapter 8 Important MCQ's

Sr.# Question Answer
1 Angular frequency 'w' is basically a characteristics of
A. linear motion
B. circular motion
C. both of them
D. none of them
2 The principle of superposition states that
A. The total displacement due to several waves is the sum of the displacement due to those waves acting individually
B. Two stationary waves superimpose to give two progressive waves
C. A diffraction pattern consists of many interference patterns superimposed on one another
D. Two progressive waves superimpose to give a stationary wave
3 A string is stretched between two points and is plucked at right angles to its length, the vibration produced is:
A. Longitudinal wave
B. Transverse wave
C. No vibration at all
D. None of them
4 A wave, which transfer energy by moving away from the source of disturbance is called a
A. progressive wave
B. travelling wave
C. both of them
D. none of them
5 The force which opposes the applied force producing the displacement in the spring is called
A. restoring force
B. periodic force
C. centripetal force
D. resistive force
6 Which waves are used in sonography?
A. Microwaves
B. Infra red waved
C. Sound waves
D. Ultrasonic waves
7 Example of progressive wave is
A. transverse waves
B. longitudinal waves
C. both of them
D. none of them
8 If one end of a rubber cord is fixed with a support and the other end is wiggled by hand, the waves generated on the card are:
A. Stationary waves
B. Transverse waves
C. Both of these
D. None of these
9 When temperature increase, the frequency of a tuning fork
A. Increases
B. Decreases
C. Remains same
D. Increase or decreases depending on the material
10 If we increase the length of a simple pendulum four times, its time period will become
A. 2 times
B. 3 times
C. 4 times
D. 6 times

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