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Which of the following statement is not ...

Which of the following statement is not correct regarding electromagnetic spectrum?

A

the velocity of X-rays ismore than that of microwaves

B

Infra-red radiations have larger wavelength than cosmic rays

C

The frequency of microwaves is less than that of ultra violet rays

D

X-rays have larger wave number than micorwaves.

Text Solution

Verified by Experts

The correct Answer is:
A
All electromagnetic radiations travel with the same velocity i.e.equal to velocity of light `(3.0xx10^(8)ms^(-1))`
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