ECAT Pre General Science Physics Chapter 8 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 8 Waves

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

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Pre General Science Physics Chapter 8 Waves

00:00
Question # 1

For transmission of both transverse and longitudinal waves, we can use:

Question # 2

Time period of simple pendulum is independent of

Question # 3

If the length of a simple pendulum is 0.25 m its time period would be

Question # 4

A weakly damped system has fairly

Question # 5

The square of 0.4 is:

Question # 6

In case of mechanical waves, we study the motion of

Question # 7

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

Question # 8

The velocity of sound in air not effected by changes in

Question # 9

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

Question # 10

The wave motion set up in any medium depends upon:

Question # 11

In the production of beats by 2 waves of same amplitude and nearly same frequency, the maximum intensity to each of the constituent waves is

Question # 12

Fluids can transmit:

Question # 13

The force which opposes the applied force producing the displacement in the spring is called

Question # 14

A traveling wave has a shape of:

Question # 15

In a resonance situation the amplitude of the motion may become extra ordinarily large, if

Question # 16

Energy is not carried by

Question # 17

In the formula for finding the speed of waves in the spring, unit of m in SIn units is:

Question # 18

A heavily damped system has a fairly

Question # 19

The weight 'mg' of the bob is resolved into

Question # 20

There is no net transfer of energy by particle of medium in

Question # 21

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

Question # 22

When a body is pulled away from its rest or equilibrium position and then released, the body oscillates due to

Question # 23

Smaller the damping, greater will be the

Question # 24

The waves which propagate by the collision of material particles are known as

Question # 25

When sound waves travel from air to water which of these remains constant?

Question # 26

The expression for restoring force is

Question # 27

The phase determines the

Question # 28

In the same medium, velocity of the wave:

Question # 29

The total energy of spring mass system is

Question # 30

The loudness and pitch of a sound note depends on

Submit

Prepare Complete Set Wise ECAT Pre General Science Physics Chapter 8 Waves MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Pre General Science Physics Chapter 8 Waves MCQ`s Test

  • S
    Samavia Khan 10 - Mar - 2024 08 Min 35 Sec 75/120
  • M
    Mr. xall 10 - Feb - 2023 10 Min 08 Sec 65/120
  • N
    Nabeel 22 - Feb - 2018 16 Min 00 Sec 60/120
  • W
    Waleed Ahmed 24 - Feb - 2023 09 Min 17 Sec 40/120
  • A
    Arsalan Abro 14 - Jun - 2023 03 Min 03 Sec 20/120

ECAT Physics Chapter 8 Important MCQ's

Sr.# Question Answer
1 When temperature increase, the frequency of a tuning fork
A. Increases
B. Decreases
C. Remains same
D. Increase or decreases depending on the material
2 The process in which energy is dissipated from the oscillating system is known as
A. resonance
B. interference
C. diffraction
D. damping
3 Which one is not produced by sound waves in air?
A. Polarization
B. Diffraction
C. Refraction
D. Reflection
4 An object undergoes S.H.M has maximum acceleration when its displacement form the means position
A. maximum
B. zero
C. half of the maximum value
D. one third of the maximum value
5 Smaller the damping, the resonance will be
A. more flat
B. more sharp
C. both of them
D. none of them
6 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
7 When an oscillatory motion repeats itself, then this type of motion is called
A. vibratory motion
B. constant motion
C. fixed motion
D. periodic motion
8 Progressive waves of frequency 300 Hz are superimposed in produced a system of stationary waves in which adjacent nodes are 1.5 m apart. What is the speed of the progressive waves?
A. 100 ms-1
B. 200 ms-1
C. 450 ms-1
D. 900 ms-1
9 The waves in which the particles of the medium have displacement along the direction of propagation of waves are called
A. longitudinal waves
B. transverse waves
C. non-mechanical waves
D. none of them
10 transverse wave motion is possible in:
A. Air
B. A mixture of NH3and O2
C. Strings
D. All of these

Test Questions

Is this page helpful?