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Tutor HuntTest QuestionsPhysics QuestionsYear 10 Physics Questions

 

Resistors (GCSE Physics)

The following is a GCSE Physics test covering 'Resistors' from the broader topic Electricity. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

Which effect will increasing temperature usually have on the resistance of a metal conductor?
A resistor has a potential difference of 12 V across it and a current of 0.3 A through it. What is the resistance?
Two resistors, 4 O and 6 O, are connected in series. What is the total resistance?
A copper wire and a nichrome wire have same length and diameter. Which has higher resistance and why?
Which property of a resistor is represented by its power rating?
Which of the following correctly describes a resistor’s colour code purpose?
A student uses a voltmeter and ammeter to find the resistance of a resistor by measuring V and I. Which method gives the most accurate resistance?
A 2 m length of wire has resistance 0.5 O at 20 °C. If another wire of same material has length 4 m and twice the cross-sectional area, what is its resistance?
A resistor is a component that opposes the flow of electric current. Which equation is Ohm’s law?
A 10 O resistor has 2 A running through it. Which expression gives the power dissipated using V = IR?
What is the unit of electrical resistance?