Science, asked by sunitagupta54637, 10 months ago

Please describe the difference between the statement.

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Answered by arunkumarrath2011

1

because of difference of speed in different median

in medium 2 the velocity is greater then that of medians 1 velocity

Answered by kardamjaydeep269

1

Answer:

in n21 =v1/V2,because of refractive index

and in n12=v2/v1,

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