Statement I: Intensity of X-rays can be controlled by adjusting the filament current and voltage. Statement I!: The intensity of X-rays does not depend on number of photons emitted per second from the target.

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Both statements I and II are correct

Statement-I is correct and statement-II is incorrect

Statement-I is incorrect and statement-II is correct

Both statements I and II are incorrect

answer is B.

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Detailed Solution

Intensity of X-rays (1) is proportional to the filament current and also to the square of the voltage. It is well known that intensity of X-rays depends on the number of photons emitted per second from target.

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