Discussion :: Electronic Devices and Circuits
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Which of the following is true as regards photo emission?
A.
Velocity of emitted electrons is dependent on light intensity
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B.
Rate of photo emission is inversely proportional to light intensity
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C.
Maximum velocity of electron increases with decreasing wave length
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D.
Both holes and electrons are produced
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Answer : Option C
Explanation :
As wavelength decreases, frequency increases and maximum velocity of electron increases.
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