CBSE BOARD XII, asked by shivanibabu73, 10 months ago

a small bulb is placed at the principal focus of a convex lens when the bulb is switched on the lens will produce​

Answers

Answered by susmitaomsai
5

Answer:

it will form a real image

Answered by Beinginsane
13

Explanation:

A small electric bulb is placed at the focus of a convex lens. It will produce a parallel beam of light and no image will be formed when the object is placed at the focus of a convex lens.

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