Question
Physics Question on Optics
Rays from sun converge at a point 15 cm in front of concave mirror. Where should the object be placed so that size of its image is equal to the size of the object ?
A
15 cm in front of the mirror
B
30 cm in front of the mirror
C
Between 15 cm and 30 cm in front of the mirror
D
more than 30 cm in front of the mirror
Answer
30 cm in front of the mirror
Explanation
Solution
The correct option is (B) :30 cm in front of the mirror.