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Refraction through a Rectangular Glass Slab

Ram who is li...

Question

Ram who is living on earth sees a pink coloured creature named Vijay with a telescope on an alien planet named Pinky celebrating his 58th birthday. The light from the Pinky takes 1 year to reach earth. What is the actual age of Vijay? [2 MARKS]

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Solution

Problem: 2 Marks

Since the light takes 1 year to travel from Pinky to Earth. So the light received now is actually 1 year old. Hence the actual age of Vijay currently will be 59.

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