Question

r.i of glass is 3/2 find the percentage change in the value of speed when going air to glass(percentage change =change in value/original value x100)

Answer 1

Explanation:

R. l of glass wrt. water =(R.l of glass wrt. air) / ( R. l of water wrt. air)

=(1.5)/(1.33)

=1.127

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