Question

An object of size 7cm is placed at 27cm in front of a concave mirror of focal length18cm

Answer 1

Explanation:

placing a screen at a distance of 54 cm from the concave mirror on the same side as object will give us a sharp and focused image. Thus the image has a height of 14 cm and is inverted and present at a distance of 54 cm from the mirror.

Answer 2

Answer:

Thus, placing a screen at a distance of 54 cm from the concave mirror on the same side as object will give us a sharp and focused image. Thus the image has a height of 14 cm and is inverted and present at a distance of 54 cm from the mirror.