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Questions and Answers
Which of the following is a scalar quantity related to work?
Which of the following is a scalar quantity related to work?
- Force
- Energy (correct)
- Acceleration
- Velocity
In which scenario is work done by a force?
In which scenario is work done by a force?
- Lifting a box off the ground and holding it stationary
- Sliding a box up a frictionless incline at a constant speed
- Pushing a box across a horizontal surface at a constant speed (correct)
- Lowering a box to the ground with a constant velocity
What is the formula for work in physics?
What is the formula for work in physics?
- Work = Mass × Acceleration
- Work = Force × Distance × Cos(θ) (correct)
- Work = Power / Time
- Work = Force / Distance
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