Question:

The ratio of thickness of plates of two transparent mediums A and B is 6: 4. If light takes equal time in passing through them, then refractive index of B with respect to A will be

Options :

  • (a) 1.4
  • (b) 1.5
  • (c) 1.75
  • (d) 1.33

Answer :

(b) 1.5

Answer Steps :

step 1

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