Questions and Answers
Which of the following statements about power is correct?
Power is the rate of doing work or transferring energy
What is the unit of work?
Joule
Which of the following is a scalar quantity?
Work
When is kinetic energy of an object the highest?
Signup and view all the answers
Which of the following formulas correctly calculates the work done by a constant force on an object?
Signup and view all the answers
In the context of work, power, and energy, which of the following statements about potential energy is accurate?
Signup and view all the answers
Which of the following factors can affect the kinetic energy of an object?
Signup and view all the answers
When a force is exerted on an object but does not result in any displacement, the work done by this force is:
Signup and view all the answers
