PhysicsLAB Worksheet
Moment Arms

The first 6 cases deal with the moment arms and torques produced by each force about point A.

Refer to the following information for the next three questions.

For the 50-N force shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point A.
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For the 60-N force shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point A.
 
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For the 70-N force shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point A.
 
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For the 80-N force shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point A.
 
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For the 90-N force shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point A.
 
moment arm 

torque 

direction of rotation
 
The next 6 cases deal with the moment arms and torques produced by each force about point B.

Refer to the following information for the next three questions.

For the 50-N force shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point B.
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For the 60-N force shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point B.
 
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For the 70-N force shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point B.
 
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For the 80-N force shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point B.
 
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For the 90-N force shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point B.
 
moment arm 

torque 

direction of rotation
 
The final 6 cases deal with the moment arms and torques produced by each force about point P.

Refer to the following information for the next three questions.

For force F1, shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point P. The square has sides of length L.
 
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For force F2, shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point P. The square has sides of length L.
 
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For force F3, shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point P. The square has sides of length L.
 
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For force F4, shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point P. The square has sides of length L.
 
moment arm 

torque 

direction of rotation
 
Refer to the following information for the next three questions.

For force F5, shown in the following diagram, state its moment arm and the magnitude and direction of the torque it produces about pivot point P. The square has sides of length L.
 
moment arm 

torque 

direction of rotation
 




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