4. A boy carries a load of 500 N to a distance of 100 m. The work done by him is? a. 5 N b. 50,000 Nm с. О d. 1/5 N 5. He defined work as the product of the force and displacement in the direction of the force. c. Galileo Galilei d. Gaspard Coriolis a. James Watt b. Albert Einstein 6. You push against a rock with a force of 100 N for 20 s. If the rock does not move, then how much work in Joules have you done? a. 0 с. 100 d. 2 000 b. 20
4. A boy carries a load of 500 N to a distance of 100 m. The work done by him is? a. 5 N b. 50,000 Nm с. О d. 1/5 N 5. He defined work as the product of the force and displacement in the direction of the force. c. Galileo Galilei d. Gaspard Coriolis a. James Watt b. Albert Einstein 6. You push against a rock with a force of 100 N for 20 s. If the rock does not move, then how much work in Joules have you done? a. 0 с. 100 d. 2 000 b. 20
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter7: Work, Energy, And Energy Resources
Section: Chapter Questions
Problem 7PE: A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N...
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