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Light enters from air to glass having refractive index 1.50. What is the speed of light in the glass? The speed of the light in vacuum is 3xx10^(8)ms^(-1). |
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Answer» Solution :`n_(g)=1.5` `C=3XX10^(8)m//s` `n_(g)=v/(v_(g))` `v_(v)=c/(n_(g))=(3xx10^(8))/1.5=2xx10^(8)`m/s Speed of LIGHT m glass in `2xx10^(8)` m/s |
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