Physics, asked by AmayBharadwaj, 11 months ago

postage stamp placed under glass appears raised by 8 mm if Refractive Index of a glass is 1.5 calculate the actual thickness of the glass slab​

Answers

Answered by adityaposwal525
1

Answer:

Correct option is C)

Refractive Index =

apparent depth

real depth

If thickness of glass block is x; real depth=x and apparent depth = x−7

⇒1.5=

x−7

x

⇒1.5(x−7)=x

⇒1.5x−10.5=x

⇒0.5x=10.5

⇒x=

0.5

10.5

=21mm

Therefore, thickness of glass block x is 21 mm or 2.1 cm.

Explanation:

please vote mam

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