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

Example of progressive wave is

Question # 2

If a wave can be polarized, it must be

Question # 3

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

Question # 4

When a body is performing S.H.M., its acceleration is

Question # 5

Which of the following is not mechanical wave?

Question # 6

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

Question # 7

Crests and troughs are formed in:

Question # 8

The wave form of S.H.M will be

Question # 9

At 'resonance' the transfer of energy from deriving source to the oscillator is

Question # 10

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

Question # 11

The distance covered by the wave in one second is:

Question # 12

Acceleration of the mass at any instant is given by

Question # 13

Which of the following is the longitudinal waves?

Question # 14

The instantaneous velocity of a body moving along a circle is directed

Question # 15

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

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 waves which propagate out in the space due to oscillations of electric and magnetic fields are called:
A. Mechanical waves
B. Electromagnetic waves
C. Matter waves
D. All of them
2 If the displacement of a body executing S.H.M is plotted against time, then the curve is known as
A. frequency of S.H.M
B. period of S.H.M
C. wave form
D. none of them
3 The velocity of sound at same temperature is maximum in
A. H2
B. N2
C. O2
D. NH3
4 Waves transport energy
A. without transport energy
B. with matter
C. both of them
D. none of them
5 The time required to complete on vibration is called
A. frequency
B. total time
C. time period
D. velocity
6 Two sound waves of slightly different frequencies propagating in the same direction produce beats due to
A. Interference
B. Diffraction
C. Polarization
D. Refraction
7 The resonance will be sharp, if the amplitude decreases rapidly at a frequency
A. equal to the resonant frequency
B. slight different from the resonant frequency
C. greatly different from the resonant frequency
D. any one of them
8 When sound waves travel from air to water which of these remains constant?
A. Velocity
B. Frequency
C. Wavelength
D. All the above
9 As the bob of the pendulum moves to and fro which of the force is experienced by the bob
A. its weight
B. tension in the string
C. viscous drag force by air
D. all of them
10 It two waves of amplitude 'a' produce a resultant wave of amplitude a, then the phase difference between them will be
A. 60°
B. 90°
C. 120°
D. 180°

Test Questions