Which of the following is the correct order of decreasing wavelength of the waves of the electromagnetic spectrum?
A
Gamma rays > X- rays > Ultraviolet rays
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B
X-rays > Gamma rays > Ultraviolet rays
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C
Ultraviolet rays > Gamma rays > X- rays
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D
Ultraviolet rays > X- rays > Gamma rays
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Solution
The correct option is D Ultraviolet rays > X- rays > Gamma rays
Here we can see that Gamma rays have the least wavelength and wavelength of Ultraviolet rays is more than the X- rays so the correct order will be
Ultraviolet rays > X- rays > Gamma rays