**Goal:** Hone the concept of torque

**Source:** UMPERG-ctqpe130

Given

F_{1} = 6N, and F_{2} = 8N, what is the total torque

about point A?

- 1.0 N-m, out
- 0.7 N-m, in
- 7.0 N-m, out
- 1.0 N-m, in
- 6.0 N-m, out
- None of the above.

**Goal:** Hone the concept of torque

**Source:** UMPERG-ctqpe130

Given

F_{1} = 6N, and F_{2} = 8N, what is the total torque

about point A?

- 1.0 N-m, out
- 0.7 N-m, in
- 7.0 N-m, out
- 1.0 N-m, in
- 6.0 N-m, out
- None of the above.

## Commentary:

## Answer

(6) Many students use the origin rather than the point A. This provides

the opportunity to stress that torque is found with respect to a

specified point. Students using the right hand rule incorrectly may

answer #2.