Science, asked by niteshkakade07, 7 months ago

Calculate the distance at which an object should be placed in front of convex lens of focal length 20 cm to obtain an image double its size?

Answers

Answered by No123456

3

Explanation:

The object should be placed at 50 cm away from the convex lens

Answered by rishi3948

0

Answer:

I think 40cm

Explanation:

because 20cm+20cm= 40cm

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