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Which of the following processes causes ...

Which of the following processes causes the emission of X-ray?

A

a. Electron capture

B

b. `gamma` emission

C

c. `alpha` emission

D

d. `beta` emission

Text Solution

Verified by Experts

The correct Answer is:
a. Electron capture
In certain nuclides the nucleus captures an electron from the `K`-shell (being nearest to the nucleus).
They vacancy created is filled up with the electron from the higher shells there by emittion `X`-rays
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