A convex lens has focal length 30 cm. If an object is placed at a distance of 15 cm from it, then the magnification produced by the lens is (a) 6.66 (b) 0.5 (c) 1 (d) 2

Question ID - 100175 :- A convex lens has focal length 30 cm. If an object is placed at a distance of 15 cm from it, then the magnification produced by the lens is (a) 6.66 (b) 0.5 (c) 1 (d) 2

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An object of mass  and radius  is performing pure rolling motion on a smooth horizontal surface under the action of a constant force  as shown in Figure. The object may be

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