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Question

Among the following which one is correct ?

A
X-ray continuous spectra is formed due to acceleration of cathode rays
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B
The energy of hard X-rays is small
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C
The energy of soft X-rays is high
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D
X-ray characteristic line spectra is formed due to removal of electrons from the target atom by the cathode rays
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Solution

The correct option is C X-ray characteristic line spectra is formed due to removal of electrons from the target atom by the cathode rays
formation of characteristics X-rays is a results of removal of electron from inner shell, corresponding E of higher & vacant shell is converted into X-rays.

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