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

  • Total Questions15

  • Time Allowed20

Start Test Download PDF

ECAT Physics Chapter 8 Waves

00:00
Question # 1

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

Question # 2

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

Question # 3

If the displacement of a body executing S.H.M is plotted against time, then the curve is known as

Question # 4

Acceleration of the mass at any instant is given by

Question # 5

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 # 6

Energy is not carried by

Question # 7

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

Question # 8

Sound waves in air always

Question # 9

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

Question # 10

If the mass of the simple pendulum becomes double, its time period

Question # 11

In compressional wave,the layer of medium having reduced pressure is called:

Question # 12

The ratio of velocity of sound in air at 4 atm pressure and that at 1 atm pressure would be

Question # 13

The vibratory or oscillatory motion of a body is

Question # 14

Resonance occurs when one of the natural frequencies of vibration of the forced or driven harmonic oscillator

Question # 15

SI unit of wave length is:

Submit

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


Topic Test

00:00
Submit

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

  • A
    Aniq Khan 11 - Mar - 2024 01 Min 59 Sec 60/60
  • H
    Haseeb Ur Rehman raja 25 - Jun - 2024 00 Min 05 Sec 55/60
  • S
    Shayan Rajpoot 16 - Jul - 2024 01 Min 09 Sec 55/60
  • A
    Ahmed Chandio 01 - Aug - 2024 01 Min 21 Sec 55/60
  • M
    Manoush Fatima 31 - May - 2024 03 Min 05 Sec 55/60
  • A
    Abdullah Baloch 02 - Aug - 2024 05 Min 14 Sec 55/60
  • M
    Muneeb ur Rehman 30 - Jun - 2026 02 Min 00 Sec 52/60
  • S
    syed muhammad aans irfan 09 - Jan - 2025 04 Min 34 Sec 50/60
  • M
    Muhammad Hashim 01 - Jun - 2024 02 Min 11 Sec 45/60
  • M
    M.Faiq 21 - May - 2024 02 Min 22 Sec 45/60
  • Z
    Zain hassan Zain 23 - May - 2024 02 Min 46 Sec 45/60
  • Z
    Zaka Ullah 10 - Nov - 2024 02 Min 56 Sec 45/60
  • A
    Ahmad Khan 11 - Sep - 2024 05 Min 50 Sec 45/60
  • N
    nabi bux 17 - Aug - 2024 07 Min 48 Sec 45/60
  • U
    Uzair kk 22 - Jun - 2024 10 Min 19 Sec 45/60

ECAT Physics Chapter 8 Important MCQ's

Sr.# Question Answer
1 The example of mechanical wave is
A. waves in ropes
B. waves on water surface
C. waves in air
D. all of them
2 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
3 The phase determines the
A. displacement
B. amplitude
C. frequency
D. state of motion of vibrating body
4 Fluids can transmit:
A. Transverse wave
B. Compressional wave
C. Both of them
D. None of them
5 Sound waves in air always
A. Longitudinal
B. Transverse
C. Stationary
D. Electromagnetic
6 Which type of wave can be set up in solids
A. longitudinal waves
B. transverse waves
C. both of them
D. none of them
7 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
A. rotatory motion
B. motion under gravity
C. angular motion
D. simple harmonic motion
8 Time period of a simple pendulum depends upon the
A. length of the pendulum
B. acceleration due to gravity
C. none of them
D. both of them
9 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
10 Shock absorber of the car is an example of
A. resonance
B. forced oscillations
C. interference
D. damped oscillations

Test Questions