/10 Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 12345678910 Chapter 10 : Work and Energy This Quiz Contains a set of 10 Questions. The Passing Cut-off is 60%. To start the Quiz, click on the Start Button. All the Best! 1 / 10 Which situation represents zero work? Pushing a box that moves Carrying load horizontally Lifting a book Pulling trolley 2 / 10 When a person pushes a wall but it does not move, the work done is: Positive Negative Infinite Zero 3 / 10 A 4 kg mass raised to 5 m (g = 10 m/s²) gains PE of: 200 J 50 J 100 J 20 J 4 / 10 The ability to do work is called: Force Power Velocity Energy 5 / 10 Formula for gravitational potential energy is: mv² ½mv² mg mgh 6 / 10 A body raised vertically upward gains energy equal to: Work done against gravity Work done by friction Force × time Mass × velocity 7 / 10 In physics, work is said to be done when: Force is applied only Object moves without force Force causes displacement Object remains stationary 8 / 10 If force and displacement are in the same direction, work done is: Negative Zero Positive Undefined 9 / 10 Work done is calculated by: F + s F × s F / s s / F 10 / 10 When a stone falls freely, its kinetic energy: Increases Decreases Remains constant Becomes zero Your score is 0% Restart quiz
