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

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PPSC Physics Topic 5 Waves and Wave Properties of Light

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Question # 1

According to Huygen's principle

Question # 2

Which of the title for combining of notes that produce jarring effect on the ear.

Question # 3

What will be the frequency it an employ vessel is filled with water.

Question # 4

Huygen's principle is used to explain the

Question # 5

Diffraction is the property according to which light waves.

Question # 6

The interference between two sounds of slightly differed frequency is

Question # 7

Hygen's principle states that

Question # 8

Increase in velocity of sound in air for 1 oC rise in temperature is.

Question # 9

Reverberation is the

Question # 10

The sound velocity in moist air as compared to dry air will be

Question # 11

Light waves can be polarized because they

Question # 12

Which instrument measures properties of light over a specific portion of the electromagnetic spectrum.

Question # 13

Which of the following is not electromagnetic .

Question # 14

A water wave is an example of.

Question # 15

Which of the following form of electromagnetic energy has the highest frequency.

Question # 16

Polarization is characteristic of.

Question # 17

On average there is no energy transfer in.

Question # 18

Air bubble in water shines because of

Question # 19

The dispersive power of a grating is

Question # 20

The fact that the edge of a shadow formed by a point source of light shining on an object is not sharp is an example of.

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PPSC Physics Chapter 5 Important MCQ's

Sr.# Question Answer
1 Tuning fork is a source of.
A. Heat
B. Energy
C. Light
D. Sound
2 Sounds of frequencies higher than 20,000 Hz are called.
A. Super sonics
B. Infrasonic
C. Ultrasounds
D. Audible sound waves
3 When a monochromatic wave enters from one medium into another the property that remains unchanged.
A. Amplitude
B. Velocity
C. Frequency
D. Nature of the wave
4 Which of the following is nearly monochromatic light.
A. Light from fluorescent tube
B. Light from neon lamp
C. Light from sodium lamp
D. Light from simple lamp
5 What will be the sound speed if the frequency is doubled.
A. zero
B. Half
C. Double
D. Unchanged
6 The sound waves used sonography are
A. Less than 20 KHz
B. of 20 Khz
C. Greater than 20 KHz
D. Of 20 MHz
7 A Spectrum of radiation in which the quantity being studied, such as frequency or energy takes on discrete values is called.
A. Continuous spectra
B. Band spectra
C. Discrete spectra
D. Normal spectrum
8 A large ripple tank with a vibrator working at a frequency of 30 Hz produce 25 complete waves in a distance of 50 cm. The velocity of the wave is.
A. 9.53 cm s-1
B. 60 cm s-1
C. 750 cm s-1
D. 1500 cm s-1
9 Ultrasonic sound waves
A. Can be heard by a normal human ear
B. Can be heard with the help of hearing apparatus
C. Can be heard with the help of microphone
D. cannot be heard
10 When a newton's right interference pattern a viewd from above by means of reflected light , the central spot is
A. Multicoloured
B. Alternately white and black
C. Bright
D. Dark

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