A bulb is located on a wall .Its image is to be obtained on a wall. It – InterviewSolution

1.	A bulb is located on a wall .Its image is to be obtained on a wall. Its image is to be obtained on parallel wall with the help of a convex lens If the dis†an ce between the two walls is d then required focal length will b
Answer» A bulb is located on a wall .Its image is to be obtained on a wall. Its image is to be obtained on parallel wall with the help of a convex lens If the dis†an ce between the two walls is d then required focal length will b

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