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An X-rays tube is operated at 66kV. Then...

An X-rays tube is operated at `66kV`. Then , in the continous spectrum of the emitted X-rays :

A

Wavelengths 0.01nm and 0.02nm will both be present

B

Wavelengths 0.01nm and 0.02 nm will both be absent

C

Wavelengths 0.01 nm will be present but wavelength 0.02 nm will be absent

D

Wavelength 0.01nm will be absent but wavelength 0.02nm will be present

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