Identify X in the expression for Kinetic energy of recoil electron: \ – McqOptions

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1.	Identify X in the expression for Kinetic energy of recoil electron: \(k_e=hv(\frac{x(1-cos⁡\theta)}{1+x(1-cos⁡\theta)})\).
A.	hv/mo
B.	hv/moc
C.	hv/moc2
D.	hv/c2
Answer» D. hv/c2

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