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

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

Question # 2

The bob of a simple pendulum is suspended by

Question # 3

Fidelity refers to

Question # 4

The characteristic of a body executing S.H.M is that its acceleration is

Question # 5

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

Question # 6

The phase determines the

Question # 7

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

Question # 8

The frequency of free vibrations is known as

Question # 9

The process in which energy is dissipated from the oscillating system is known as

Question # 10

Which of the following is not mechanical wave?

Question # 11

What is frequency of radio waves transmitted by a station, if the wavelength of those waves is 300 m?

Question # 12

The wave motion set up in any medium depends upon:

Question # 13

Which one of the following wave motions is transverse:

Question # 14

Smaller the damping, greater will be the

Question # 15

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?

Question # 16

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

Question # 17

A traveling wave has a shape of:

Question # 18

SI unit of frequency is

Question # 19

In the same medium, velocity of the wave:

Question # 20

The vibratory motion of a body whose magnitude of acceleration is directly proportional to the magnitude of its displacement and is always directed towards the equilibrium position is called

Question # 21

Example of progressive wave is

Question # 22

The restoring force always directed towards the

Question # 23

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

Question # 24

If the length of second pendulum becomes four times then its time period will become

Question # 25

Longitudinal waves are also called:

Question # 26

The vibrations of factory floor caused by the running of heavy machinery is an example of

Question # 27

The velocity of sound is greatest in

Question # 28

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

Question # 29

The temperature at which the speed of sound becomes double as was at 27°C is

Question # 30

When a mass 'm' is pulled slowly through a distance 'xo' , the elastic potential energy of the spring would be

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 Fluids can transmit:
A. Transverse wave
B. Compressional wave
C. Both of them
D. None of them
2 There is no net transfer of energy by particle of medium in
A. Longitudinal wave
B. Transverse wave
C. Progressive wave
D. Stationary wave
3 transverse wave motion is possible in:
A. Air
B. A mixture of NH3and O2
C. Strings
D. All of these
4 If a wave can be polarized, it must be
A. An electromagnetic wave
B. A longitudinal wave
C. A progressive wave
D. A transverse wave
5 Wave disturbances may also come in a concentrated bundle, like shock wave from an aeroplane flying at
A. subsonic speed
B. sonic speed
C. super sonic speed
D. any one of them
6 A swing has
A. one natural frequency
B. two natural frequencies
C. three natural frequencies
D. four natural frequencies
7 Which waves are used in sonography?
A. Microwaves
B. Infra red waved
C. Sound waves
D. Ultrasonic waves
8 Data transmitted along glass-fiber cables is in the form of pulses of monochromatic red light each of duration 2.5 ns. Which of the following is the best estimate of the number of wavelength in each pulse?
A. 103
B. 106
C. 109
D. 1012
9 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
10 Angular frequency 'w' is basically a characteristics of
A. linear motion
B. circular motion
C. both of them
D. none of them

Test Questions

Is this page helpful?