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	A weakly damped system has fairly	A. sharp resonance curve B. flat resonance curve C. both of them D. none of them
2	Which of the following is/are example/s if mechanical waves i.e. waves generated in _______:	A. Rope B. Coil of spring C. Water D. All of them
3	In solids, only following type/s of wave can travel:	A. Transverse B. Longitudinal C. Both A and B D. None of them
4	The time period of pendulums of different lengths would be	A. same B. different C. both of them D. none of them
5	The example of mechanical wave is	A. waves in ropes B. waves on water surface C. waves in air D. all of them
6	While describing the motion of a simple pendulum, the frictional effects are	A. taken into account B. completely ignored C. partially ignored D. none of them
7	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
8	When two waves with same frequency and constant phase difference phase difference interfere	A. There is a gain of energy B. There is a loss of energy C. The energy is redistributed and the distribution changes with time D. The energy is redistributed and the distribution remains constant with time
9	Such oscillations in which the amplitude decreases steadily with time, are called	A. resonance B. force oscillations C. large oscillations D. damped oscillations
10	The velocity of sound at same temperature is maximum in	A. H₂ B. N₂ C. O₂ D. NH₃

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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

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

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

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

In solids, only following type/s of wave can travel:

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

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

If the external driving force is periodic with a period compareable to the natural period of the oscillator, then we get

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

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

The velocity of sound is greatest in

Longitudinal waves are also called:

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

For a body executing S. H. M, its

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

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

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

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Set 9

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Set 11

Set 12

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

ECAT Physics Chapter 8 Important MCQ's

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