electrical concepts, symbols, and terms Quiz
easy
5 Questions
Question 1 of 5
What is the SI unit of electric current?
The Ampere (A) measures the rate of flow of electric charge.
Question 2 of 5
Which symbol represents a resistor in a circuit diagram?
A zig-zag line (—W—) is the standard symbol for a resistor.
Question 3 of 5
What is the term for the opposition to the flow of electric current?
Resistance is the measure of how difficult it is for current to flow.
Question 4 of 5
Which of the following describes the relationship between voltage (V), current (I), and resistance (R)?
Ohm's Law: Voltage equals current multiplied by resistance (V=IR).
Question 5 of 5
What does the term 'AC' stand for in electrical circuits?
AC stands for Alternating Current, which periodically reverses direction.
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