Optics Question 774

Question: The mean distance of sun from the earth is 1.5×108Km (nearly). The time taken by the light to reach earth from the sun is

[Pb. PET 2003]

Options:

A) 0.12 min

B) 8.33 min

C) 12.5 min

D) 6.25 min

Show Answer

Answer:

Correct Answer: B

Solution:

t=sv

=1.5×108×1033×108=500sec = 8.33 min.



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