Question: Solve Problem 4.7 when = 40 o . P4.7 A hand truck is used to move two barrels, each weighing 80 lb. Neglecting the

Solve Problem 4.7 when α = 40^o. P4.7 A hand truck is used to move two barrels, each weighing 80 lb. Neglecting the weight of the hand truck, determine

(a) The vertical force P which should be applied to the handle to maintain equilibrium when α = 35o,

(b) The corresponding reaction at each of the two wheels.

32 in. 24 in. S in. P. 20 in.

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