Physics 9702: D.C. CIRCUITS Topical Past Paper Questions
Cambridge AS & A Level Physics (9702) past-paper questions on D.C. CIRCUITS, free. This topic is frequently examined across 23 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
The I–V characteristic of an electrical component X is shown in Figure 5.1. Figure 5.1 (a) State the name of electrical component X. [1] (b) A metallic conductor has a constant resistance of $ 40\Omega $. On Figure 5.1, sketch the I-V characteristic of this conductor between V =…
A student uses a circuit containing an ammeter, a voltmeter and a cell to take measurements to determine the resistance of a length of nichrome wire. (a) (i) Define resistance. ◇◇◇◇◇◇◇◇◇◇◇◇◇◇◇◇◇◇◇◇◇◇ (ii) Draw a circuit diagram to show how the components should be connected. Use…
A circuit contains a battery of electromotive force $ E $ and internal resistance $ r $ connected to two resistors each of resistance $ 2.5\Omega $. The resistors are connected in parallel as shown. The current in one of the resistors is 0.80 A. Which expression, where E is in vo…
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