Science, asked by vinitabhd, 4 months ago

A student focussed the image of a flame on a white screen using a convex lens . he noted down the position of candle screen and the lens as under ( position of candle 12 cm , position of convex lens 50. and position of screen 88 cm. find the focal length of lens and size of image if the size of candle is 5 cm​

Answers

Answered by pruthvichauhan
0

Explanation:

The candle lies at the focus of convex lens. The image will be formed at infinity. (iii) When he further shifts the candle towards the lens, the candle lies between optical centre of the lens and its focus. Therefore, the image formed is virtual, erect and magnified.

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