What is the purpose of a knockout punch?
A. To test circuits for continuity
B. To make holes in metal panels
C. To strip the insulation off wires
D. To measure voltage in a circuit
Answer:B
What is the purpose of a knockout punch?
A. To test circuits for continuity B. To make holes in metal panels C. To strip the insulation off wires D. To measure voltage in a circuit
Explanation: A knockout punch is a tool used to make holes in metal panels. It is often used in electrical work to create holes for conduit fittings or cable glands.