Josh pushes a 48.0-kg shopping cart with a force of 85.0 N in a direction 35.0° below the horizontal axis. The shopping cart moves from rest and continue for 55.0 m on leveled ground. The friction coefficient of the ground is ?? = 0.11. a. Draw Free-body-diagram of the shopping cart. b. Determine the work done by the normal force from the ground to the cart. c. Determine the work done by the pushing force.

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A: Mass of chair (m) = 5 kg Velocity = constant Force (F) = 40 N distance (d) = 3.50 m

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Q: A cable pulls an 201 kg safe up a slope inclined at 24, for 12 m on an very slippery oily surface.…

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Q: A 10 kg block experiences a frictional force of 8.66 N as it slides 2m down an incline as shown. As…

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Q: You kick a 225 g rock from the edge of a cliff while hiking along the edge of the Grand Canyon. (a)…

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Q: A ball is thrown from 1.30 m above the ground with initial speed of 22.2 m/s at an angle of 42.7 °…

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Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.