X-Rays Having Energy of 450 $\circ$ relative to the Incident Rays

question 40

Multiple Choice

X-rays having energy of 450.0 keV undergo Compton scattering from a target.The scattered rays are detected at 20.0 ^$\circ$ relative to the incident rays.The energy of the recoiling electron is

• A)284 keV.
• B)25.2 keV.
• C)297 keV.
• D)22.6 keV.
• E)255 keV.

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