SATHEE: Optics Question 1055

Optics Question 1055

Question: If the distance between a point source and screen is doubled, then intensity of light on the screen will become

[RPET 1997; RPMT 1999]

Options:

A) Four times

B) Double

C) Half

D) One-fourth

Show Answer

Answer:

Correct Answer: D

Solution:

Intensity $ \propto \frac{1}{{{\text{(Distance)}}^{\text{2}}}} $

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Optics Question 1055

Question: If the distance between a point source and screen is doubled, then intensity of light on the screen will become

Options:

Answer:

Solution:

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