Question

When an object placed at a point 21 cm in front of a convex mirror, the image is formed at 7 cm behind the mirror. Now, someone moves the object to a distance of 14 cm in front of the mirror. The distance of the image from the mirror (in cm) now is:

• A. +6
• B. +3
• C. –6
• D. –3

Answer 1

Answer: (A)