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Recent questions tagged telegram-48797

(chatquestion)...Two persons A and B are standing at the two opposite ends of a plank of length 4 m as shown in the figure. Plank is kept on a frictionless horizontal surface. Displacement of plank, when A and B interchange their positions on the plank is b (Given mA 3. 40 kg, mg = 60 kg, mplank = 20 kg) %3D %3D re or od lw 4 m- (1) m (3) 4 (4) 3 2/3 45

asked Jan 26, 2020 by balaji.thirumalai

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