A ray of light in air is incident on a glass slab at an angle of

PHYSICS · Single correct · GCSE · Physics · Waves · Waves

Problem

A ray of light in air is incident on a glass slab at an angle of

45^{\circ}

. If the refractive index of glass is

1.52

, the angle of refraction inside the glass is closest to (a)

35^{\circ}

(b)

28^{\circ}

(c)

42^{\circ}

(d)

30^{\circ}

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