7. Physical Applications and Improper Integrals

Work — Quiz

Test your understanding of work with 5 practice questions.

Practice Questions

Question 1

A constant force of $12$ newtons pushes a box $5$ meters in the same direction as the force. How much work is done, in joules?

Question 2

Which unit is commonly used to measure work in the SI system?

Question 3

For a force that varies with position as $F(x)$ on the interval from $x=a$ to $x=b$, which expression gives the work done?

Question 4

A spring has spring constant $k=200\ \text{N/m}$. How much work is required to stretch it from equilibrium to $0.1$ meter?

Question 5

A constant force of $-4$ newtons acts along the line of motion while an object moves $3$ meters. What is the work done, in joules?