A convex lens of focal length 15 cm produces a virtual image at a distance of 30 cm from the lens. The object distance is
$5 c m$
$7.5 c m$
$- 10 c m$
$10 c m$

Question

A convex lens of focal length 15 cm produces a virtual image a distance of 30 cm from the lens- The object distance is 5 cm7-5 cm-10 cm10 cm

Toppr Admin · Accepted Answer

All symbols used have their usual meanings-1v-x2212-1u-1f

A convex lens of focal length 15 cm produces a virtual image at a distance of 30 cm from the lens. The object distance is 5 cm7.5 cm−10 cm10 cm