C.V. Raman discovered the Raman effect in which year? MCQ with Answer and Explanation

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C.V. Raman discovered the Raman effect in which year?

A. 1930

B. 1905

C. 1913

D. 1928

Answer: Option D

Solution (By JKSSB Mock Tests)

Raman effect discovered in 1928, Nobel in 1930.

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Question #1

The part of the refrigerator that absorbs heat from the interior is

A. Compressor

B. Evaporator coils

C. Expansion valve

D. Condenser coils

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Correct Answer: Option B

Explanation:
Evaporator (cooling coil) absorbs heat, refrigerant evaporates.

This question belongs to: Science Physics

Question #2

The maximum displacement of a particle from mean position in SHM is called

A. Frequency

B. Time period

C. Wavelength

D. Amplitude

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Correct Answer: Option D

Explanation:
Amplitude is max displacement.

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Question #3

The electromagnetic waves used in radar are

A. Infrared

B. Radio waves

C. Microwaves

D. Ultraviolet

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Correct Answer: Option C

Explanation:
RADAR uses microwaves (short wavelength radio waves). Often classified as microwaves.

This question belongs to: Science Physics

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