Physics, asked by shivalingkyarnal, 5 months ago

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igth c) velocity
d) all
14) Refractive index of silicon is 3.88. what is the speed of light in silicon?
a) 1.29 x 10 m/s b) 1.29 * 10 m/s c) 0.77 x 10 m/s d) 0.77* 10 m/s
15) Power of a concave lens of focal length 50
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Answered by parikhmalav9752
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Answer:

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