Question:
Light is travelling from kerosene to air Its speed in
Last updated: 6/25/2023
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Light is travelling from kerosene to air Its speed in kerosene is 2 08 x 108 m s Find the critical angle of kerosene air boundary Use nair 1 c 3x108 m s Select one a 43 9 b 40 8 c 50 1 0