SATHEE: Optics Question 508

Optics Question 508

Question: A point source of 3000 lumen is located at the centre of a cube of side length 2m. The flux through one side is

Options:

A) 500 lumen

B) 600 lumen

C) 750 lumen

D) 1500 lumen

Show Answer

Answer:

Correct Answer: A

Solution:

$ {\varphi _{surface}}=\frac{3000}{6}=500\ lumen. $

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Optics Question 508

Question: A point source of 3000 lumen is located at the centre of a cube of side length 2m. The flux through one side is

Options:

Answer:

Solution:

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