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

Smaller the damping, the resonance will be

Question # 2

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

Question # 3

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

Question # 4

A swing has

Question # 5

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

Question # 6

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

Question # 7

Fluids can transmit:

Question # 8

Which of the following does not exhibit S.H.M?

Question # 9

In case of mechanical waves, we study the motion of

Question # 10

Associated with the motion of a driven harmonic oscillator, there is a very striking phenomenon, know as

Question # 11

The speed of sound in a medium depends on

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

At a certain instant a stationary transverse wave is found to have maximum kinetic energy. The appearance of string of that instant is

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ECAT Physics Chapter 8 Important MCQ's

Sr.# Question Answer
1 Which of the following changes at an antinode in a stationary wave?
A. Density only
B. Pressure only
C. Both pressure and density
D. Neither pressure nor density
2 The restoring force always directed towards the
A. extreme position
B. mean position
C. both of them
D. none of them
3 The wave motion set up in any medium depends upon:
A. Elasticity
B. Inertia
C. Density
D. All of these
4 The total energy of spring mass system is
A. zero
B. changing with time
C. constant
D. none of them
5 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
6 The waves which propagate by the collision of material particles are known as
A. e.m. waves
B. mechanical waves
C. light waves
D. microwaves
7 If a simple pendulum is shifted from karachi to K-2 cliff, its time period
A. remains the same
B. decreases
C. increases
D. none of them
8 Longitudinal waves are also called:
A. Congressional waves
B. Transverse waves
C. Radio waves
D. None of them
9 In the formula for finding the speed of waves in the spring, unit of m in SIn units is:
A. kg
B. kg-meter
C. kg/meter
D. Meter/kg
10 When half of the cycle of a body executing S.H.M is completed, then the phase of the vibration will be
A. 45°
B. 90°
C. 135°
D. 180°

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