State the number of images of an object placed between two mirrors, formed in each case when mirrors are inclined to each other at $(a) 90^{\circ}$ and $(b) 60^{\circ}$ .

(a) 4

(b) 6

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(a) 3

(b) 5

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(a) 2

(b) 3

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(a) 1

(b) 2

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Solution

The correct option is B $(a) 3$ , $(b) 5$
(a) When $θ = 90^{0}$ ,
$n = \frac{360}{90} - 1 = 3$

(b) When $θ = 60^{0}$
$n = \frac{360}{60} - 1 = 5$

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Similar questions

State the number of images of an object placed between the two plane mirrors, formed in each case when the mirrors inclined to each other at

(a) $90^{\circ} a n d (b) 60^{\circ}$ .

State the number of images of an object placed between two mirrors inclined at 90^o to each other.

State the number of images of an object placed between two mirrors inclined at 90 degrees to each other.

45^{\circ}

{a_{1}, a_{2}, a_{3}, a_{4}}

{b_{1}, b_{2}, b_{3}, b_{4}, b_{5}, b_{6}, b_{7}}

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