Use counterclockwise as positive and clockwise as negative. The figure shows a rod pivoted at O. A 12 N force acts downward 0.40 m left of O. In which sense does this force turn the rod about O?

Use counterclockwise as positive and clockwise as negative. A rod is pivoted at O in the figure. A 15 N force acts upward 0.30 m left of O. Which way is the torque about O?

The figure shows a beam pivoted at O. A 20 N force acts downward 0.50 m to the right of O. Use counterclockwise positive and clockwise negative. What is the torque's sense?

A horizontal bar is pivoted at O in the figure. A 10 N force acts upward 0.60 m right of O. Use counterclockwise positive and clockwise negative. What torque sense does it produce?

Use counterclockwise as positive and clockwise as negative. The figure shows a rod pivoted at O. An 18 N force at 0.50 m right of O points straight toward O. What torque does it exert?

In the figure, a beam is pivoted at O and a 20 N force is applied downward exactly at O. Use counterclockwise positive and clockwise negative. What torque is produced about O?

The figure shows a rod pivoted at O. A 9 N force acts upward 0.30 m left of O. Use counterclockwise positive and clockwise negative. What is the direction of its torque?

Use counterclockwise as positive and clockwise as negative. A rod pivoted at O has a 30 N downward force 0.20 m left of O, as shown. Which sense is the torque about O?

Use counterclockwise as positive and clockwise as negative. In the figure, 20 N acts downward 0.40 m left of O and 15 N acts downward 0.50 m right of O. What is the net torque about O?

The figure shows three forces on a bar pivoted at O. Use counterclockwise positive and clockwise negative. What is the net torque about O?

For the bar in the figure, use counterclockwise positive and clockwise negative. The pivot is O. What is the signed net torque about O?

Use counterclockwise as positive and clockwise as negative. A bar pivoted at O has the two forces shown. What is the net torque about O?

In the figure, a bar is pivoted at O. Use counterclockwise positive and clockwise negative. What is the net torque from the two shown forces?

The figure shows three forces on a bar pivoted at O. Use counterclockwise positive and clockwise negative. What is the net torque about O?

Use counterclockwise positive and clockwise negative. A rod pivoted at O has the two left-side forces shown. What is the net torque about O?

The figure shows a bar pivoted at O with two right-side forces. Use counterclockwise positive and clockwise negative. What is the signed net torque about O?

Use counterclockwise as positive and clockwise as negative. The figure shows three forces on a bar pivoted at O. What is the net torque about O?

For the bar in the figure, use counterclockwise positive and clockwise negative. The pivot is O. What is the net torque?

Use counterclockwise positive and clockwise negative. Three forces act on the bar pivoted at O as shown. What is the signed net torque about O?

The figure shows a bar pivoted at O with two forces on the right side. Use counterclockwise positive and clockwise negative. What is the net torque about O?

A gate is hinged on its left edge. A person pushes along the gate from the free edge straight toward the hinge. Use counterclockwise positive and clockwise negative. What torque is exerted about the hinge?

A wrench handle extends to the right from a bolt at the pivot. A mechanic pushes straight downward on the handle's end. Use counterclockwise positive and clockwise negative. Which torque sense acts on the bolt?

A seesaw has its pivot at the center. A 200 N child sits 1.5 m left and a 300 N child sits 1.0 m right. Use counterclockwise positive and clockwise negative. Which statement describes the torques?

Viewed from above, a closed door extends to the right from its hinge. You push the far edge straight upward on the page. Use counterclockwise positive and clockwise negative. What is the torque about the hinge?

A beam is pivoted at O. Equal 10 N downward forces act 0.20 m left of O and 0.50 m right of O. Use counterclockwise positive and clockwise negative. What is the net torque's sense?

A horizontal bar is pivoted at its left end. The pivot pushes upward on the bar at the pivot, and a load pulls downward 0.80 m to the right. Use counterclockwise positive and clockwise negative. What torque does the pivot force exert?

In the common sign convention for torque about a pivot, which torques are counted as positive?

About a chosen pivot, when does an applied force contribute zero torque?

For a force perpendicular to the lever arm about a pivot, which expression gives the torque magnitude?

Use counterclockwise positive and clockwise negative. If a rigid body is in rotational equilibrium about pivot O, which condition must the torques about O satisfy?