Q1 of 59 Page 394

For harder X-rays,

Energy and wavelength decide the kind of x-ray (soft or hard) that will be generated. The hard x-rays have shorter wavelength and thus possess greater energy.

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X-ray from a Coolidge tube is incident on a thin aluminium foil. The intensity of the X-ray transmitted by the foil is found to be I0. The heating current is increased so as to increase the temperature of the filament. The intensity of the X-ray transmitted by the foil will be

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Visible light passing through a circular hole forms a diffraction disc of radius 0.1 mm on a screen. If X-ray is passed through the same set-up, the radius of the diffraction disc will be

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Cutoff wavelength of X-rays coming from a Coolidge tube depends on the

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