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A block of mass 12 kg is pushed along a smooth frictionless surface with a two...

A block of mass 12 kg is pushed along a smooth frictionless surface with a two constant forces, F1 = 100 N at the angle of 10 degrees above the horizontal, and the F2 = 50 N at the angle of 20 degrees above the horizontal. The block is displaced 2.6 m. Calculate the total work done by block.

187J, 378J, 245J, 134J, 333J, or 290J ?

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Answer #1

Mass of block, nr 12 kg Zk .f2 110/2017 work done by applied force, fialoon at an angle lot W, ? fi scos 10° mg Sa 2.6 m - 1

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