Science, asked by monu7180, 1 year ago

how for should an object be placed from a convene lens of focal length 20 cm to obtain its image at a distance of 30cm from the lens ? what will be the heigth of the image it the object is 6cm tall ?

Answers

Answered by Saksham262007

2

object should be placed at a distance of 60 cm from the lens and the height of image is 3 cm

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