SATHEE: Optics Question 506

Optics Question 506

Question: In the above problem, the luminous flux emitted by sun will be

Options:

A) $4.43 \times 10^{25} l m$

B) $4.43 \times 10^{26} l m$

C) $4.43 \times 10^{27} l m$

D) $4.43 \times 10^{28} l m$

Show Answer

Answer:

Correct Answer: D

Solution:

$φ = 4 π L = 4 \times 3.14 \times 3.53 \times 10^{27}$

$= 4.43 \times 10^{28} l u m e n .$

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Optics Question 506

Question: In the above problem, the luminous flux emitted by sun will be

Options:

Answer:

Solution:

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