A radioactive source emits X–rays of very short wavelength (10\(^{-13}\)m ). What is the frequency of these rays?

a

2 × 1018HZ

b

3 × 10 19HZ

c

3 × 1021HZ

d

3 × 10-19HZ

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Explanation

Correct Option
c

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Discussions (11)

Stock
10 years ago

wrong question.

Stock
10 years ago

The question should be "10" raised to the power of "-13" for wavelength.

Stock
10 years ago

The question is wrongly composed:

The wavelength in the question should be "10" raised to the power of "-13".

REF: Explanation below the question.

Myschool Kelly
10 years ago

Thanks for your observation. Correction has been made.

18cn024485
7 years ago

Speed of light= 3 ×10^8 not 3×10^3.

H

Sammyporsche123
3 years ago

WRONG EVERYTHING

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