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Recent questions tagged telegram-2282

(chatquestion)...(3) 2 s (4) 1.5 s A block of mass 2kg, kept at origin is having 13. 13 velocity 4/6 m/s in positive x-direction. Its potential energy is defined as U=(-x³ + 6x² + 15) J. Its velocity when the applied force is zero (at a later then x = 0) is :- (1) 8m/s (2) 4m/s (3) 10/24 m/s (4) None of these

asked Jan 24, 2020 by balaji.thirumalai

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