What is change in potential energy

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Q1. An electric forklift truck is capable of doing 5.5 x 105J of work on a 2.0 x 104 kg load to raise it vertically at constant velocity. To what height can the truck lift the load?

Q2. Estimate your own gravitational potential energy relative to the ground when you are in your bed. Show all your workings.

Q3. A 5.0 kg monkey swings from one branch to another branch 0.8 m higher. What is its change in potential energy?

Q4. How much work is required to accelerate a 1500 kg car from 18 km/h to 72 km/h?

Reference no: EM132242410

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