You are offline — AutoTools still works from your device.
AutoTools
Intermediate 10 questions Pass 70%

Electrical Safety and Measurement Quiz

Check your understanding of safe measurement practice, meter modes, voltage drop, continuity limits and high-voltage boundaries with ten explained questions.

Answer without pressure: the score is educational and every question is explained after submission. Your answers are graded by the server so the answer key is never sent to the browser before you submit.
Question 1 1 pt

How is voltage measured with a multimeter?

Question 2 1 pt

A voltage drop of 0.2 V is measured across a connection carrying 10 A. What is its resistance, in ohms?

Question 3 1 pt

Why does a multimeter’s safety category rating matter?

Question 4 1 pt

When should resistance be measured?

Question 5 1 pt

What must a clamp meter encircle to measure current correctly?

Question 6 1 pt

A current shunt of 0.01 Ω develops a 10 mV drop. What current flows, in amperes?

Question 7 1 pt

A continuity beep tells you that…

Question 8 1 pt

What is the correct lockout and tagout principle before working on a circuit?

Question 9 1 pt

A current of 0.03 A flows through a 100 Ω resistor. What voltage is across it, in volts?

Question 10 1 pt

What is the correct approach to a high-voltage electric vehicle battery?

Other quizzes
Advertisement
Advertisement
Install AutoToolsWorks offline, one tap away.
Ad
Ask the AI mechanic
Hi! Ask me anything about your car — codes, noises, parts, maintenance.
All tools