Question

If the angle of incidence for a light in air to glass is 45degree and its angle of refraction be 30 degree find the refractive index of glass

Answer 1

$<b><marquee>◆If the angle of incidence for a light in air to glass is 45degree and its angle of refraction be 30 degree find the refractive index of glass◆</marquee>$

$<b>angles of incidence=45 angles of refraction=30 refractive index =sin i/sin r =1/√2/1/2 =2/√2=√2$

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