Based on your knowledge of energy conservation, fill in the missing values for kinetic energy and gravitational potential energy. KE=0 J PE=50 000J KE= KE=20 000J PE=30 000 J PE= 100 m 60 m KE=35 000 J KE= PE= 30 50 PE=0 J
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- The graph shows the force on an object as it moves a distance x. What is the work done by the force when the object moves from 2.0 m to 10.0 m? 8 F (N) 2 K x (m) 8 10An object has 100 J of kinetic energy. If friction does 20J of work on the object, how much energy does the object now have? Please use this formula KEi+PEi+W=KEf+PEfWork: A force F(x,y) = 12 N i- 10 N j acts on an object. How much work does this force do as the object moves from the origin to the point r(x,y) = 13m i+ 11m j.
- A person is 170 cm tall. He holds a 10 kg object on his head for 10 minutes. How much work is done on the object?A force of 50 N stretches a spring from an initial length of 10 cm to a length of 20cm. How much work is done to stretch the spring from an initial length of 20 cm to a length of 25 cm.A force of F = 161 N pulls a mass of 15 kg a distance of x = 5.7 m, as shown. How much work is done by the force, F? F m m