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

Time period of a simple pendulum depends upon the

Question # 2

Si units of time period is

Question # 3

A wave, which transfer energy by moving away from the source of disturbance is called a

Question # 4

Time period of simple pendulum is independent of

Question # 5

The example of mechanical wave is

Question # 6

The loudness and pitch of a sound note depends on

Question # 7

The portion of the water above its mean level forms a:

Question # 8

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

Question # 9

The velocity of sound in air depends upon

Question # 10

When temperature increase, the frequency of a tuning fork

Question # 11

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

Question # 12

Mechanical waves on the surface of a liquid are

Question # 13

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

Question # 14

If a simple pendulum is shifted from karachi to K-2 cliff, its time period

Question # 15

Which one of the following wave motions is transverse:

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 Resonance occurs when one of the natural frequencies of vibration of the forced or driven harmonic oscillator
A. greater than the frequency of applied force
B. equal to the frequency of applied force
C. less than the frequency of applied force
D. all of them
2 The frequency of free vibrations is known as
A. free frequency
B. forced frequency
C. natural frequency
D. un-natural frequency
3 When a body is pulled away from its rest or equilibrium position and then released, the body oscillates due to
A. applied force
B. momentum
C. restoring force
D. none of them
4 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
5 If F=0.04 N and X=4 cm then K=
A. 1 Nm-1
B. 2 Nm-1
C. 3 Nm-1
D. 4 Nm-1
6 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
7 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
8 Example of vibratory motion is
A. mass suspended from a spring
B. a bob of simple pendulum
C. mass attached to a spring placed
D. all of them
9 The ratio of velocity of sound in air at 4 atm pressure and that at 1 atm pressure would be
A. 1 : 2
B. 4 : 1
C. 1 : 4
D. 2 : 1
10 Which one of the following elasticizes is possessed by fluids:
A. Young's elastic modulus (length)
B. Bulk elastic modulus (volume)
C. Modulus of rigidity (shape)
D. None of these

Test Questions