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PHYSICS

Physics
Which one of the waves have the longest wavelength

Violet
Blue
Red
Green

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Physics
Remote-sensing device has an inbuilt source of

Infrared ray
Ultraviolet ray
G-ray
X-ray

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Physics
Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength.

Microwave, infrared, visible. X-rays
X - rays, infrared, visible, microwave
X -rays, visible, infrared, microwave
Visible, infrared, microwave, X-rays

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Physics
Which of the following has the shortest wavelength?

Microwaves
Radio waves
Gamma rays
Infrared rays

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Physics
Which is a correct way to measure wavelength?

Nearest trough to peak
None of these
Nearest peak to nearest trough
Nearest peak to peak

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