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Questions and Answers
Which of the following statements is true about work in physics?
Which of the following statements is true about work in physics?
- Work is the product of the force applied and the distance traveled. (correct)
- Work is the displacement of an object divided by the force applied.
- Work is the force applied to an object divided by the distance traveled.
- Work is the energy transferred to an object via the application of force.
What type of work is done when a ball is held above the ground and then dropped?
What type of work is done when a ball is held above the ground and then dropped?
- Work cannot be determined
- Negative work
- No work is done
- Positive work (correct)
When a ball is thrown upwards, what type of work is done by the gravitational force?
When a ball is thrown upwards, what type of work is done by the gravitational force?
- Negative work (correct)
- No work is done
- Positive work
- Work cannot be determined
What is the equation for calculating work when a constant force is applied in the direction of motion?
What is the equation for calculating work when a constant force is applied in the direction of motion?
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What happens to the work done by a force if the force and displacement are perpendicular to each other?
What happens to the work done by a force if the force and displacement are perpendicular to each other?
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