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	At a certain instant a stationary transverse wave is found to have maximum kinetic energy. The appearance of string of that instant is	A. Sinusoidal shape with amplitude A/3 B. Sinusoidal shape with amplitude A/2 C. Sinusoidal shape with amplitude A D. Straight line
2	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
3	Which one of the following could be the frequency of ultraviolet radiation?	A. 1.0 x 10⁶Hz B. 1.0 x 10⁹Hz C. 1.0 x 10¹²Hz D. 1.0 x 10¹⁵Hz
4	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
5	The damping depends upon the	A. amplitude B. sharpness C. both of them D. none of them
6	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
7	When two progressive waves of nearly same frequencies superimpose and give rise to beats, then	A. Frequency of beat changes with time B. Frequency of beat changes with location of observer C. All particles of medium vibrate simple harmonically with frequency equal to the difference between frequencies of component waves D. Amplitude of vibration of particles at any point changes simple harmonically with frequency equal to difference between two component waves
8	If we increase the length of a simple pendulum four times, its time period will become	A. 2 times B. 3 times C. 4 times D. 6 times
9	Waves transport energy	A. without transport energy B. with matter C. both of them D. none of them
10	Ultra-violet rays differ from X-rays in that they	A. Cannot be diffracted B. Cannot be polarized C. Have a lower frequency D. Are deviated when they pass through a magnetic field

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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

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

In the resonance condition, the amplitude of the oscillator becomes

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

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

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

The characteristic of a body executing S.H.M is that its acceleration is

One complete round trip of the body about its mean position is called

The force which opposes the applied force producing the displacement in the spring is called

At a certain instant a stationary transverse wave is found to have maximum kinetic energy. The appearance of string of that instant is

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

When two progressive waves of nearly same frequencies superimpose and give rise to beats, then

When half of the cycle of a body executing S.H.M is completed, then the phase of the vibration will be

The waves produced in a microwave oven have wavelength.

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

Which one of the following wave motions is transverse:

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

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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