Time taken by the sunlight to pass a window of thickness 4mm whose refractive index is 1.5 is (assuming sunlight falls perpendicularly on the window) 1)2 multiplied by 10 to the power of minus 11s 2)2multiplied by 10 to the power of 11s 3)2multiplied by 10to the power of 8s 4)2 multiplied by 10 to the power of minus 8

Time taken by the sunlight to pass a window of thickness 4mm whose ref

1.	Time taken by the sunlight to pass a window of thickness 4mm whose refractive index is 1.5 is (assuming sunlight falls perpendicularly on the window) 1)2 multiplied by 10 to the power of minus 11s 2)2multiplied by 10 to the power of 11s 3)2multiplied by 10to the power of 8s 4)2 multiplied by 10 to the power of minus 8
Answer» Time taken by the sunlight to pass a window of thickness 4mm whose refractive index is 1.5 is (assuming sunlight falls perpendicularly on the window) 1)2 multiplied by 10 to the power of minus 11s 2)2multiplied by 10 to the power of 11s 3)2multiplied by 10to the power of 8s 4)2 multiplied by 10 to the power of minus 8