A) \[\text{4I}\]
B) \[\text{2I}\]
C) \[\text{I/2}\]
D) \[\text{I/4}\]
Correct Answer: D
Solution :
Intensity is inversely proportional to the square of distance between source and screen. So, if distance is doubled, then intensity will become \[\frac{1}{4}th\].You need to login to perform this action.
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