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7. When the distance of an object from a concave mirror is decreased from 15 cm to 9 cm, the image gets magnified 3 times than that in first case. Calculate focal
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Measurement Worksheet - Number the Object from Shortest To Longest Stock Vector - Illustration of kids, path: 148975093
An object moves along x axis such that its position varying with time t is given as x=4t t^2^. The dis†an ce travelled by the object from t=0 to t=3sec is
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