## Question 20 5 pts A 3.00-cm tall light bulb is placed at a distance of 50 cm from a thin convex lens having a focal length of

Question

Question 20
5 pts
A 3.00-cm tall light bulb is placed at a distance of 50 cm from a thin convex lens having a focal length of
13 cm. What is the image distance?

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2 weeks 2021-07-19T06:22:16+00:00 1 Answers 3 views 0

The image distance is 17.56 cm

Explanation:

We have,

Height of light bulb is 3 cm.

The light bulb is placed at a distance of 50 cm. It means object distance is, u =-50 cm

Focal length of the lens, f = +13 cm

Let v is distance between image and the lens. Using lens formula :

So, the image distance is 17.56 cm.