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Two boxes A and B (mA = 4.00 kg; m, - 2.00 kg) are linked by a weightless rope passing through a pulley. The initial height h
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W + PE + KE = PE + KE, & heat lost o no entorant force Ho heat lost so PE+KE. = PE+KE Magh to = my gh + - MAY + mu Magh - My900-100 2 100 mi Y V = ut at = 0 + axg. - Lokas but MAI - Mg g MA+Mt!M 4x10 - 2010 4 + 2 + IM 3M9 = 9 & Ma= 20 6 tim 7/3 16+ 1 M) = 20 4 + 1/3 x 2 m = 20 em = do-au M = 2053-24 rm = 1053-12 kg mass of momet of So pulley Ineutia I

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