An optic fiber is made of clear plastic with index of refraction of 1.50,surrounded by air.For what angles of incidence θ will light remain within the plastic fiber? A) θ ≥ 21.1° B) θ 38.3° D) θ 41.8°

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An optic fiber is made of clear plastic with index of refraction of 1.50,surrounded by air.For what angles of incidence θ will light remain within the plastic fiber? A) θ ≥ 21.1° B) θ < 38.3° C) θ > 38.3° D) θ < 41.8° E) θ > 41.8°

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The Answer of An optic fiber is made of clear plastic with index of refraction of 1.50,surrounded by air.For what angles of incidence θ will light remain within the plastic fiber? A) θ ≥ 21.1° B) θ < 38.3° C) θ > 38.3° D) θ < 41.8° E) θ > 41.8°

An Optic Fiber Is Made of Clear Plastic with Index