Physics A (9-1) - Gateway Science Suite J249 9-1: Electricity Topical Past Paper Questions
OCR GCSE (9-1) Physics A (9-1) - Gateway Science Suite J249 (9-1) past-paper questions on Electricity, free. This topic is frequently examined across 6 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
The national grid makes predictions about the electrical power it can supply and the electrical power customers demand for two different winters. The national grid calculates the system margin using the equation: system margin = electrical power supplied – electrical power demand…
A radio aerial receives radio signals. The aerial is connected to a radio receiver using a cable. How does the radio signal travel through the cable? A As a light wave B As a radio wave C As a sound oscillation D As an electrical oscillation
A student does an experiment to calculate the resistance of an unknown component, Y. The student sets up the circuit in Fig. 17.1. Fig. 17.1 (a) The student needs to be able to measure a current of up to 1A. The student has a choice of two different ammeters to use, ammeter A and…
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