Light travels through a glass plate of thickness and having refractive index $n$ . If $c$ is the velocity of light in vacuum, the rime taken by the light to travel this thickness of glass:-

\frac{t}{n c}

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t n c

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\frac{n t}{c}

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\frac{t c}{n}

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Solution

The correct option is C $\frac{n t}{c}$
As we know,
time $= \frac{d i s t a n c e}{s p e e d} = \frac{t}{c / x} = \frac{n t}{c}$

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Light travels through a glass plate of thickness and having refractive index n. If c is the velocity of light in vacuum, the rime taken by the light to travel this thickness of glass:-

The correct option is C ntcAs we know,time =distancespeed=tc/x=ntc

Light travels through a glass plate of thickness and having refractive index $n$ . If $c$ is the velocity of light in vacuum, the rime taken by the light to travel this thickness of glass:-

The correct option is C $\frac{n t}{c}$
As we know,
time $= \frac{d i s t a n c e}{s p e e d} = \frac{t}{c / x} = \frac{n t}{c}$