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Question

A photon and an electron have equal energy E. λphoton/λelectron is proportional to

A
E
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B
1/E
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C
1/E
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D
Does not depend upon E
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Solution

The correct option is C 1/E
As we know,
λphoton=hcE and λphoton=h2mE
λphotonλelectron=c2mEλphotonλelectron1E

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