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

When a wave is travels from one place to another, it transfers:

Question # 2

When a mass 'm' is pulled slowly, the spring stretches by an amount x0,then the average force would be

Question # 3

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

Question # 4

Si units of time period is

Question # 5

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

Question # 6

Example of vibratory motion is

Question # 7

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

Question # 8

The waves in which the particles of the medium have displacement along the direction of propagation of waves are called

Question # 9

For a body executing S. H. M, its

Question # 10

A simple pendulum consists of a

Question # 11

Energy is dissipated and consequently the energy mass system do not oscillate indefinitely because of

Question # 12

If F=0.04 N and X=4 cm then K=

Question # 13

Which of the following is an example of a S.H.M?

Question # 14

The loudness and pitch of a sound note depends on

Question # 15

Through which character we can distinguish the light waves from sound waves

Question # 16

A string is stretched between two points and is plucked at right angles to its length, the vibration produced is:

Question # 17

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

Question # 18

Velocity of sound in vacuum (in m/s) is

Question # 19

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

Question # 20

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

Question # 21

Which of the following is the longitudinal waves?

Question # 22

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

Question # 23

Longitudinal waves are also called:

Question # 24

A second's pendulum is a pendulum whose time period is

Question # 25

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

Question # 26

SI unit of wave length is:

Question # 27

A physical system under going forced vibrations is known as

Question # 28

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

Question # 29

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

Question # 30

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:

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 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
2 Sound waves in air always
A. Longitudinal
B. Transverse
C. Stationary
D. Electromagnetic
3 Example of progressive wave is
A. transverse waves
B. longitudinal waves
C. both of them
D. none of them
4 In compressional wave,the layer of medium having reduced pressure is called:
A. Compression
B. Elasticity
C. Node
D. Rarefaction
5 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
6 It is possible to recognize a person by hearing his voice even if he is hidden behind a solid wall. This is due to the fact that his voice
A. Has a definite pitch
B. Has a definite quality
C. Has a definite capacity
D. Can penetrate the wall
7 Which of the following is the longitudinal waves?
A. Sound waves
B. Waves on plucked string
C. Water waves
D. Light waves
8 One complete round trip of the body about its mean position is called
A. displacement
B. vibration
C. a complete motion
D. an acceleration
9 Angular frequency 'w' is basically a characteristics of
A. linear motion
B. circular motion
C. both of them
D. none of them
10 The damping depends upon the
A. amplitude
B. sharpness
C. both of them
D. none of them

Test Questions

Is this page helpful?