Consider the figure shown. The reflected ray is perpendicular to the incident ray then the angle of incidence for the ray is

30^{\circ}

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45^{\circ}

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60^{\circ}

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75^{\circ}

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Solution

The correct option is B $45^{\circ}$
From the laws of reflection
$i = r A l s o g i v e n (i + r) = 90^{\circ} 2 i = 90^{\circ} i = 45^{\circ}$

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Consider the figure shown. The reflected ray is perpendicular to the incident ray then the angle of incidence for the ray is

The correct option is B 45∘From the laws of reflection i=rAlso given (i+r)=90∘2i=90∘i=45∘

The correct option is B $45^{\circ}$
From the laws of reflection
$i = r A l s o g i v e n (i + r) = 90^{\circ} 2 i = 90^{\circ} i = 45^{\circ}$