Question

An object 2 cm height is placed 20 cm in front of convex lens of focal length 10cm.Find a distance from the lens at which a screen should be placed in order to obtained a sharp image. What will be size and nature of image formed​

Answer 1

Explanation:

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Answer 2

Explanation:

1/p+1/q= 1/f

1/20+1/q= 1/10

q=20cm

m=-q/p

m=-20/20= -1

Image is real, inverted, and same size as the object.

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