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Physics Work Fundamentals Quiz

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What is the equation for work when a constant force is aligned with the direction of motion?

$W = F \div d$

$W = F + d$

$W = F \cdot d$ (correct)

$W = F - d$

When does a force do negative work?

When it is applied vertically

When it is applied horizontally

When it has a component in the direction of the displacement

When it has a component opposite to the direction of the displacement (correct)

When does a force do positive work?

When it is applied horizontally

When it has a component in the direction of the displacement (correct)

When it is applied vertically

When it has a component opposite to the displacement

In the example of dropping a ball, what type of work is done by the gravitational force?

<p>Positive work</p> Signup and view all the answers

In the example of throwing a ball upwards, what type of work is done by the gravitational force?

<p>Negative work</p> Signup and view all the answers

Physics Work Fundamentals Quiz

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Questions and Answers

What is the equation for work when a constant force is aligned with the direction of motion?

When does a force do negative work?

When does a force do positive work?

In the example of dropping a ball, what type of work is done by the gravitational force?

In the example of throwing a ball upwards, what type of work is done by the gravitational force?

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