Which of the following tools is used to tighten or loosen screws?
A. Screwdriver
B. Wire nut
C. Voltage tester
D. Circuit tracer
Answer:A
Which of the following tools is used to tighten or loosen screws?
A. Screwdriver B. Wire nut C. Voltage tester D. Circuit tracer
Explanation: A screwdriver is a hand-held tool used to tighten or loosen screws of different sizes and shapes.