CBSE Class 12 Physics 2020 Outside Delhi Set 2 Paper

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Question : 2 of 11
 
Marks: +1, -0
A photocell connected in an electrical circuit is placed at a distance ' d ' from a source of light. As a result, current I flows in the circuit. What will be the current in the circuit, when the distance is reduced to ' d3 ' ?
Solution:
(c) 9I
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