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If the potential difference between the anode and cathode of the X-ray tube is increases

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a
The peaks at R and S would move to shorter wavelength
b
The peaks at R and S would remain at the same wavelength
c
The cut off wavelength at P would decrease
d
(2) and (3) both are correct

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detailed solution

Correct option is D

Peaks on the graph represent characteristic X-ray spectrum. Every peak has a certain wavelength, which depends upon the transition of electron inside the atom of the target. While λmin depends upon the accelerating voltage (As λmin∝1/V)


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