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An object is placed in front of a convex mirror at a distance of 60m from its pole. Object starts moving towards the mirror at 20 m/s. Find the average velocity of the image for a time interval of 2 sec if the focal length of the mirror is 20m. |
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Answer» An object is placed in front of a convex mirror at a distance of 60m from its pole. Object starts moving towards the mirror at 20 m/s. Find the average velocity of the image for a time interval of 2 sec if the focal length of the mirror is 20m. |
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