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Beginner 10 questions Pass 70%

Electrical Fundamentals Quiz

Check your grasp of voltage, current, resistance, power and the behaviour of series and parallel circuits 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

Which electrical quantity is measured in volts?

Question 2 1 pt

In which direction does conventional current flow in an external circuit?

Question 3 1 pt

A 12 V source is connected across a 4 Ω resistor. What current flows, in amperes?

Question 4 1 pt

What happens to total resistance when resistors are connected in series?

Question 5 1 pt

Electric power is best described as…

Question 6 1 pt

Which of these materials is an electrical insulator?

Question 7 1 pt

What is a short circuit?

Question 8 1 pt

A load draws 2 A from a 12 V supply. What power does it dissipate, in watts?

Question 9 1 pt

Which unit is used for electric charge?

Question 10 1 pt

In an ideal parallel circuit, what is true of the voltage across each branch?

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