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Question

The frequencies of X-rays, γrays and ultra violet rays are respectively p,q and r, then

A
p>q,q>r
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B
p<q,q>r
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C
p<q,q<r
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D
p>q,q<r
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Solution

The correct option is C p<q,q>r
Increasing order of wavelengths as given below
γrays<Xrays> ultravoilet rays
Frequency order
γray>Xrays> ultravoilet rays
q>p>r
Thus, q>p
q>r
p>r.

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