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Questions and Answers
O Convex lens has a ________ focal length
O Convex lens has a ________ focal length
+ve
Concave lens has a ________ focal length
Concave lens has a ________ focal length
-ve
Convex lens produces ________ images
Convex lens produces ________ images
Inverted (m-ve)
Telescope consists of two ________ lenses
Telescope consists of two ________ lenses
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Concave lens produces ________ images
Concave lens produces ________ images
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