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Question

A 15 kg mass, fastened to the end of a steel wire of unstretched length 1.0 m, is whirled in a vertical circle with an angular velocity of 4T radian/s at the bottom of the circle. The cross-sectional area of the wire is 0.065 cm². The elongation of the wire when the mass is at the lowest point is (g = 10 m/s²)

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Solution

99997190958-0-0

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