Question
ntTwo weights W1 and W2 are suspended to the two strings on an ntfrictionless pulley. When the pulley is pulled up with an acceleration 9, then the tension in the string is :n nt(a)4W1W2 /W1 +W2n ntn nt(b)W1W2/W1 + W2n ntn nt(c)2W1W2/W1 + W2n ntn nt(d)W1 + W2/2n ntn