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प्रश्न
Name a common device where a hot cathode ray tube is used.
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उत्तर
Hot cathode ray tube is used in T.V.
संबंधित प्रश्न
State three factors on which the rate of emission of electrons from a metal surface depends
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Why is a cathode ray tube evacuated to a low pressure?
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Name the radiation which has the highest ionizing power.
How is a cathode ray beam affected while passing through a magnetic field?
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