PPSC Physics Topic 5 MCQ Test With Answer

Questions about Waves and Wave Properties Of Light are included in the PPSC Physics test. Waves transport energy from one place to the other. After the dawn of Quantum Mechanics, there is an ongoing debate about the nature of light and the wave properties it has associated with it. The paper setters need to test the understanding of a student about the Waves and Wave Properties Of Light. Selected candidates in the PPSC physics jobs will have to deal regularly with the Waves and their connections with light. Therefore, the PPSC Physics test applicants need to prepare for this topic.

On IlmKiDunya.com portal, PPSC Physics exam preparation is easier for you by providing PPSC Physics online MCQs test. The PPSC online tests on our website contain the most relevant questions about the tests so you can get prepared about what topics are important and what questions you can expect in the test.

MCQ's Test For PPSC Physics Topic 5 Waves and Wave Properties of Light

Try The MCQ's Test For PPSC Physics Topic 5 Waves and Wave Properties of Light

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PPSC Physics Topic 5 Waves and Wave Properties of Light

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Question # 1

The pitch of sound a determined by its

Question # 2

Which term is used for the persistence of sound in a hall.

Question # 3

Echoes arise from

Question # 4

A wave source of frequency 1,000 Hz emits waves of wavelength 0.1 m How long does it take for the waves to travel 2500 m.

Question # 5

When a sound source moves towards a stationary observer there is.

Question # 6

Which term best describes the nature of light from modern view point.

Question # 7

Which one of the following cannot be polarized.

Question # 8

The quality of sound

Question # 9

The velocity of the wave could be increased by

Question # 10

The loudness of a sound depend on its

Question # 11

If the wavelength of a wave is 1 cm and its period is 0.02 s , velocity of the wave will be

Question # 12

One of the device to produce plane polarized light is.

Question # 13

Which type of oscillations produce resoncance.

Question # 14

LASER is a device which can produce

Question # 15

The unit of intensity level is.

Question # 16

Two light waves which are not coherent cannot produce.

Question # 17

Which of the following is an example of continuous spectra.

Question # 18

Hearing damage is possible at sound pressure of

Question # 19

A wave that remains in a constant position is called.

Question # 20

The central ring is bright in case of Newton's rigs produced by

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PPSC Physics Chapter 5 Important MCQ's

Sr.# Question Answer
1 The phase velocity is the velocity of a point that moves with a wave at constant phase it is also called.

A. Phase speed
B. Wave speed
C. Wave velocity
D. All of these
2 Light of passing through a polaroid is
A. Plane polarized
B. Unpolarized
C. Circularly polarized
D. Elliptically polarized
3 The speed of bodies exceeding the speed of sound is called.
A. Superesonic
B. Ultrasonic
C. Infrasonic
D. Super fast
4 Bracket and plunk series of spectral lines lye in the
A. Visible region
B. Ultraviolet region
C. Far infrared region
D. Infrared region
5 Hearing damage is possible at sound pressure of
A. 0 dB
B. 50 dB
C. 130 dB
D. 195 dB
6 A bat while flying determines the location and nature of object in his way by sending.
A. Infrasonic waves
B. Ultrasonic waves
C. Supersonic waves
D. Ultraviolet waves
7 The wavelength is the distance along the line of wave propagation between two successive particles which have equal
A. Velocities
B. Phases
C. Amplitude
D. Displacements
8 Blue colour of sky is due to.
A. Diffraction
B. Reflection
C. Polarization
D. Scattering
9 Diffraction is a special type of.
A. Polarization
B. Interference
C. Dispersion
D. Scattering
10 LASER beam can be used to generate three dimensional images objects in the process called.
A. Tomography
B. Holography
C. Autography
D. Biography

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