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There are three wavelengths 10^(7)m,10^(...

There are three wavelengths `10^(7)m,10^(-10)m,and10^(-7)`m . Find their respective names

A

X-rays ,Visible rays , Radio waves

B

Ratio waves ,X -rays ,Visible rays

C

Visible rays ,Radio wave ,X-rays

D

None of these

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The correct Answer is:
B
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