ECAT Pre Computer Science Chapter 8 MCQ Test With Answer

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

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Aniq Khan 11 - Mar - 2024 01 Min 59 Sec 60/60
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Haseeb Ur Rehman raja 25 - Jun - 2024 00 Min 05 Sec 55/60
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Shayan Rajpoot 16 - Jul - 2024 01 Min 09 Sec 55/60
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Ahmed Chandio 01 - Aug - 2024 01 Min 21 Sec 55/60
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Manoush Fatima 31 - May - 2024 03 Min 05 Sec 55/60
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Abdullah Baloch 02 - Aug - 2024 05 Min 14 Sec 55/60
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syed muhammad aans irfan 09 - Jan - 2025 04 Min 34 Sec 50/60
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Muhammad Hashim 01 - Jun - 2024 02 Min 11 Sec 45/60
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M.Faiq 21 - May - 2024 02 Min 22 Sec 45/60
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Zain hassan Zain 23 - May - 2024 02 Min 46 Sec 45/60
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Zaka Ullah 10 - Nov - 2024 02 Min 56 Sec 45/60
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Ahmad Khan 11 - Sep - 2024 05 Min 50 Sec 45/60
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nabi bux 17 - Aug - 2024 07 Min 48 Sec 45/60
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Uzair kk 22 - Jun - 2024 10 Min 19 Sec 45/60
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Rabia 76 03 - Jun - 2024 02 Min 21 Sec 40/60

ECAT Physics Chapter 8 Important MCQ's

Sr.#	Question	Answer
1	Longitudinal waves are also called:	A. Congressional waves B. Transverse waves C. Radio waves D. None of them
2	The temperature at which the speed of sound becomes double as was at 27°C is	A. 273°C B. 0°C C. 927°C D. 1027°C
3	A heavily damped system has a fairly	A. sharp resonance curve B. flat resonance curve C. both of them D. none of them
4	When the particles of the medium vibrate about their mean position, along the direction of the motion of waves, then the waves are called:	A. Longitudinal waves B. Transverse waves C. Water waves D. Complex waves
5	If the mass of the simple pendulum becomes double, its time period	A. increase B. decreases C. remains constant D. none of them
6	The instantaneous velocity of a body moving along a circle is directed	A. along the radius B. along the tangent C. away from the circle D. none of them
7	The damping depends upon the	A. amplitude B. sharpness C. both of them D. none of them
8	The principle of superposition states that	A. The total displacement due to several waves is the sum of the displacement due to those waves acting individually B. Two stationary waves superimpose to give two progressive waves C. A diffraction pattern consists of many interference patterns superimposed on one another D. Two progressive waves superimpose to give a stationary wave
9	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
10	When a body is performing S.H.M., its acceleration is	A. inversely proportional to the displacement B. directly proportional to the applied force C. directly proportional to the amplitude D. directly proportional to the displacement but in opposite direction

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ECAT Pre Computer Science Chapter 8 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 8 Waves

ECAT Physics Chapter 8 Waves

The waves moving from a sitar to a listener in air are

Time period of a simple pendulum depends upon the

If two waves of length 50 cm and 51 cm produced 12 beats per second, the velocity of sound is

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

Angular frequency 'w' is basically a characteristics of

The speed of sound in a medium depends on

Example of vibratory motion is

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

Which type of wave can be set up in solids

SI unit of wave length is:

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

The waves in which the particles of the medium are displaced in a direction perpendicular to the direction of propagation of waves are known as

When a mass 'm' is pulled slowly, the spring stretches by an amount xo, then the work done will be

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

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

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

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

ECAT Physics Chapter 8 Important MCQ's

Test Questions

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

When a mass 'm' is pulled slowly, the spring stretches by an amount x_o, then the work done will be