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Draw fbd of body Tension by Chain on body acting upward (T1) Weight of body acting downward (w1) (T1)= w1 Now draw fbd of chain Tension on chain by ceiling (T2) acting upward Tension on chain by body (T1) acting downward Weight of chain acting downward w2 T2=T1 +W2 Put value of T1 from equations T2 =w1+w2 The ceiling pulls the chain by a force w1+w2