Question 408: Ray Optics

Question

A bubble in glass slab ($$\mu $$ = 1.5) when viewed from one side appears at 5 cm and 2 cm from other side, then thickness of slab is

Accepted Answer

From one side, $${{t - x} \over 5} = 1.5$$
From other side, $${x \over 2}$$ = 1.5 $$ \Rightarrow $$ x = 3
$$ 	herefore $$ $${{t - 3} \over 5} = 1.5$$ $$ \Rightarrow $$ t = 10.5 cm

Answer

3.75 cm

Answer

3 cm

Answer

10.5 cm

Answer

2.5 cm.

Ray Optics

A bubble in glass slab ($\mu $ = 1.5) when viewed from one side appears at 5 cm and 2 cm from other side, then thickness of slab is

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