Welcome to the Quiz!
This quiz contains 7 questions from a mix of 1 subtopics.
Which of the following is the correct unit for measuring electric current?
amperes (A)
volts (V)
ohms (Ω)
watts (W)
|
Where should an ammeter be connected in a circuit to measure the current?
in parallel across a component
across the battery terminals
in series with the circuit
|
What does a bulb's voltage rating indicate?
the resistance of the bulb
the current flowing through the bulb
the maximum potential difference the bulb can withstand without being damaged
the minimum potential difference required to light the bulb
|
Which of the following statements about resistance in a circuit is true?
with the same potential difference, a higher resistance gives lower current
resistance has no effect on current flow
resistance and current are directly proportional
higher resistance leads to higher current flow
|
What is the term for the opposition to the flow of electric current in a circuit?
|
What is the unit for measuring potential difference?
|
How do conductors and insulators affect the resistance in a circuit?
|