A lens of focal length 15 cm forms an erect image three times the size of the object. The distance between the object and image is:
(a) 20 cm (b) 16 cm

(c) 24 cm (d) 36 cm
(a)

Question

A lens of focal length 15 cm forms an erect image three times the size of the object. The distance between the object and image is: (a) 20 cm (b) 16 cm (c) 24 cm (d) 36 cm

Philoid · Accepted Answer

(a) <img w='372' height='212' src='https://static.insightsonindia.in/ncertusercontent/solutions/?domain=gF&l=PROJ5196/1496731538389855.png' style='vertical-align: center;'>

A lens of focal length 15 cm forms an erect image three times the size of the object. The distance between the object and image is:(a) 20 cm (b) 16 cm(c) 24 cm (d) 36 cm

A lens of focal length 15 cm forms an erect image three times the size of the object. The distance between the object and image is:
(a) 20 cm (b) 16 cm

(c) 24 cm (d) 36 cm