A 3.0-kg block is dragged over a rough horizontal surface by a constant force of 16 N acting at an angle of 37° above the horizontal as shown. The speed of the block increases from 4.0 m/s to 6.0 m/s in a displacement of 5.0 m. What work was done by the friction force during this displacement? 
Definitions:
Demand Related
Pertaining to aspects, outcomes, or considerations that are influenced by the demand for products or services, such as pricing, production planning, or inventory levels.
Accurate Lot Sizes
It involves determining the optimal quantity of a product to order or produce, balancing costs and meeting demand efficiently.
MRP
Materials Requirement Planning, a production planning, scheduling, and inventory control system used to manage manufacturing processes efficiently.
Safety Stock
Extra inventory held to guard against uncertainty in demand or supply, minimizing the risk of stockouts.
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