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The anode voltage of a photocell is kept fixed. The wavelength λof the light falling on the cathode is gradually changed.

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asked Mar 26, 2018 in Physics by paayal (26,720 points) ● 4 ● 6 ● 11

The anode voltage of a photocell is kept fixed. The wavelength λ of the light falling on the cathode is gradually changed. The plate current I of the photocell varies as follows

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answered Mar 26, 2018 by sanjaydas (61,430 points) ● 5 ● 7 ● 7
selected Mar 28, 2018 by Vikash Kumar
 
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(c) : The graph (c) depicts the variation of λ with λ.

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