50% of the X-rays coming from a Coolidge tube is able to pass through a 0.1 mm thick aluminum foil.

Question

50% of the X-rays coming from a Coolidge tube is able to pass through a 0.1 mm thick aluminum foil. The potential difference between the target and the filament is increased. The thickness of aluminimum foil, which will allow 50% of the X-ray to pass through, will be -

Accepted Answer

With increase of potential difference, x-ray of higher energy will be produced. To stop them, thicker foil is required.

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