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.The level of a common steel yard without hook connections weights 7kg and acts at 5cm to the left of the fulcrum. The hook which carries the load, weights 4kg and is also attached on the left hand side of the fulcrum at a distance of 12cm .if graduation mark 72cm from the fulcrum reads 50kg.Find (a).the weight of rider(b).How far is the zero graduation from fulcrum(c).What is the movement of rider per kg of graduation.

.The level of a common steel yard without hook connections weights 7kg and acts at 5cm to the left                                    of the fulcrum. The hook which carries the load, weights 4kg and is also attached on the left        hand side of the fulcrum at a distance of 12cm .if graduation mark 72cm from the fulcrum reads           50kg.Find (a).the weight of rider(b).How far is the zero graduation from fulcrum(c).What is the           movement of rider per kg of graduation.

Grade:12th pass

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