Use the equation for work to determine the work done in the following problems.
Renatta Gass is out with her friends. Misfortune occurs and Renatta and her friends find themselves getting a workout. They apply a cumulative force of 800 Newtons to push the car 230 meters to the nearest fuel station. Determine the work done on the car.
Work done
Joule
Lester in the PE Department is pushing a load of towels at constant speed a distance of 26 meters using a horizontal force of 140 Newtons.
Determine the work done by Lester on the load of towels. Enter the appropriate +/- sign.
Work done by Lester:
Determine the work done by friction on the load of towels. Enter the appropriate +/- sign.
Work done by friction:
In the CSL Championship game against New Greer Academy, Meghan steals third base. She experiences a friction force of 220 Newtons as she slides 2.1 meters across the infield dirt. How much work is done by friction on her body? Enter the appropriate + or – sign.
It's time for Mr. Ricelander's Getting High on Physics demonstration. He uses a rope to hoist a 6.0 kg bucket of Physics books from the floor to the ceiling at a constant speed for a displacement of 3.8 meters. Determine the work done on the bucket by the rope.