Example Question

Example Question

Power Transmission example question

The shaft in the diagram above is used to transmit power from the motor to the pulley. Find the maximum shear stress developed in the shaft.

The shaft in the diagram above is used to transmit power from the motor to the pulley. Find the maximum shear stress developed in the shaft.

Click below to show answer. X

Step 1:
Calculate polar moment of inertia J and torque T

Step 1:
Calculate polar moment of inertia J and torque T

Power Transmission solution step 1

Step 2:
Calculate torsional shear stress

Step 2:
Calculate torsional shear stress

Power Transmission solution step 2

Useful formula:

Useful formula:

Power Transmission formula

Now that you've mastered this question, you can try Question 1.