Question

when using an 11\ extension at 90 degrees (see the picture), how much torque must be added to compensate for the length of the extension? 5% for any extension between 6 - 12 inches long 1% - per inch of extension none - there is no compensation needed 1 in - lb - per inch of extension

Explanation:

Step1: Recall torque - extension relationship

The general rule for torque compensation with extension at 90 - degrees is that for extensions in the range of 6 - 12 inches, a 5% compensation is required.

Answer:

5% for any extension between 6 - 12 inches long