A block moves up a 30 incline under the action of applied forces, three of which are

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A block moves up a 30° incline under the action of applied forces, three of which are shown in Fig. 6-2. imageis horizontal and of magnitude 40 N. imageis normal to the plane and of magnitude 20 N. is parallel to the plane and of magnitude 30 N. Determine the work done by each force as the block (and point of application of each force) moves 80 cm up the incline.F 30 F cos 30 30 Fig. 6-2 F 3

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