MEDIUM
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IMPORTANT
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When cathode rays strike a metal target of high melting point with a very high velocity, they produce
(a) Ultrasonic waves
(b) -rays
(c)
(d)X-rays

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Important Questions on Atomic Physics
EASY
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IMPORTANT
The penetrating power of X-rays can be increased by:

MEDIUM
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X-rays are produced in X-ray tube operating at a given accelerating voltage. The wavelength of the continuous X-rays has values from :-

HARD
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IMPORTANT
The ratio of the energy of an X-ray photon of wavelength 1 Å to that of visible light of wavelength 5000 Å is :-

MEDIUM
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According to Mosley’s law, the frequency of a characteristic spectral line in ray spectrum varies as:-

EASY
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For the structural analysis of crystals, rays are used because:

HARD
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IMPORTANT
What determines the hardness of the rays obtained from the Coolidge tube?

MEDIUM
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On increasing the number of electrons striking the anode of an X-ray tube, which one of the following parameters of the resulting X-rays would increase

EASY
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IMPORTANT
If rays is passed through from a strong magnetic field, then rays:-
