Question

A light bulb is placed between two plane mirrors inclined at an angle of $60{^\circ}.$ The number of images formed are

• A. 6
• B. 2
• C. 5
• D. 4

Answer 1

Answer: (C)

5

Answer 2

Number of images

$= \left( \frac{360}{\theta} - 1 \right) = \left( \frac{360}{60} - 1 \right) = 5$