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Physics · 2013
JEE Main 2013 · 2013-04-07 Offline · Q31
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…
The anode voltage of a photocell is kept fixed. The wavelength $\displaystyle \lambda$ of the light falling on the cathode is gradually changed. The plate current I of the photocell varies as follows :
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