It is desired to obtain the erect image of an object using convex lens – InterviewSolution

1.	It is desired to obtain the erect image of an object using convex lens of focal length 20cm. A) what should be the range of object distance from the lens? B) will the image be bigger or smaller?
Answer» It is desired to obtain the erect image of an object using convex lens of focal length 20cm. A) what should be the range of object distance from the lens? B) will the image be bigger or smaller?

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