Electromagnetic Spectrum(Radio Waves, Microwaves, Infrared, Visible, Ultraviolet. X-rays. Gamma Rays) NEET Questions

Physics - Electromagnetic Waves

Electromagnetic Spectrum(Radio Waves, Microwaves, Infrared, Visible, Ultraviolet. X-rays. Gamma Rays) MCQ Questions


1.
Which of the following electromagnetic waves has the longest wavelength?
A.
X-rays
B.
Gamma rays
C.
Ultraviolet rays
D.
Radio waves
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ANSWER :
D. Radio waves
2.
Which electromagnetic wave is used in satellite communication?
A.
Radio waves
B.
Infrared rays
C.
Gamma rays
D.
Microwaves
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ANSWER :
B. Infrared rays
3.
Infrared radiation is primarily associated with:
A.
Cooling effects
B.
Heat radiation
C.
Ultraviolet radiation
D.
Optical reflection
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ANSWER :
B. Heat radiation
4.
Which electromagnetic wave is responsible for causing sunburns?
A.
Microwaves
B.
Infrared radiation
C.
Ultraviolet rays
D.
X-rays
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ANSWER :
B. Infrared radiation
5.
Which of the following waves is used in satellite communication?

NEET - 2016

A.
X-rays
B.
Microwaves
C.
Infrared
D.
Ultraviolet
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ANSWER :
B. Microwaves
6.
X-rays are widely used in which of the following fields?
A.
Agriculture
B.
Medical imaging
C.
Military communication
D.
Astronomy
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ANSWER :
B. Medical imaging