The newest 7 of 7 written questions. Open one to see it on the real paper.
Which of the LEDs are lit?
See it on the paper →The current in the 20 Ω resistor is 0.15 A. current = A Calculate the current in resistor R.
See it on the paper →Fig. 3.2 shows the current–voltage characteristic for an ohmic resistor. current 0 0 voltage Fig. 3.2 Explain the shape of the graph shown in Fig. 3.2.
See it on the paper →The two hotplates on the cooker are connected in parallel so that each can be controlled by a separate switch. Complete the circuit diagram in Fig. 9.2 for the cooker hotplates. to represent the hotplates. Use the circuit symbol for a heater 240 V Fig. 9.2
See it on the paper →Write an equation showing the relationship between the reading on the voltmeter, V, and the three potential difference values V 1 , V 2 and V 3 .
See it on the paper →State the term used for the circuit arrangement of the hotplates in Fig. 6.2.
See it on the paper →Lamp R is switched on. Show that the current in lamp R is 1.5 A.
See it on the paper →Some candidates knew that the circuit arrangement was a parallel circuit.
— Examiner report, October/November 2023, 0654/33 Q6(a)(ii) (Cambridge)
Candidates who obtained full credit for showing how the current is obtained, wrote the algebraic formula used, I = V / R, as well as its substitution.
— Examiner report, October/November 2020, 0654/43 Q9(a)(ii) (Cambridge)
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