Question

if your drill press speed is adjusted by moving the belts from one pulley to another, select one: a. all of these b. replace all guard after adjusting c. select the pulley combination closest to the correct rpm for the task d. disconnect the power

Explanation:

When adjusting the drill - press speed by moving belts between pulleys, safety and proper operation procedures should be followed. Disconnecting the power is a safety measure to prevent accidental start - up during adjustment. Selecting the pulley combination closest to the correct RPM for the task ensures proper performance. And replacing all guards after adjusting is also a safety requirement to protect the operator from moving parts.

Answer:

A. All of these