The starter and exit quiz of the lesson “Analysing series circuits”, from the unit “Electric fields and circuit calculations” (Year 10 Science) by Oak National Academy.
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Oak National Academy
12 questions
Which of the following is the unit of electric current?
Which of the following is the unit of resistance?
There is an invisible electric ___ around a charged object, in which other charged objects and small, uncharged objects experience forces.
Which of the following can always be used to describe a series circuit?
A lamp is added to a series circuit, in series with the other components in the circuit. No other changes are made to the circuit. Which of the following describes what happens to the current?
A series circuit includes one 1.5 V cell. Two more 1.5 V cells are added in series with the first cell, and no other changes are made. Which of the following occurs?
The three circuit diagrams show the same cell in series with the same lamp. Which of the following statements about the voltmeter readings is correct?
In the circuit diagram, the resistances of the three components are shown.Which component has the highest p.d. across it?
The circuit diagram shows a series circuit. The potential difference across each cell and component is shown, except for the resistor.The p.d. across the resistor is ___ V.
While a lamp is switched on, its resistance is 50 Ω and the potential difference across it is 120 V.The current in the lamp is ___ A.
What potential difference is needed to make a current of 0.40 A flow through a motor with resistance of 8.0 Ω?
A resistor in a circuit has a potential difference of 5.5 V across it and a current of 2.2 A flowing through it.The resistance of the resistor is ___ Ω.
