P6 - Electricity for Gadgets

Tom Mitchell
Flashcards by Tom Mitchell, updated more than 1 year ago
Tom Mitchell
Created by Tom Mitchell about 6 years ago
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Description

Revision for GCSE Physics, Module P6

Resource summary

Question Answer
What is Current? The flow of charge (electrons) round a circuit
How is Current measured? amps, A
What is Voltage? The driving force that pushes the current round
How is Voltage measured? volts, V
What is Resistance? Anything in the circuit that reduces the current
What is Resistance measured in? ohms, Ω
What does this symbolise? A cell
What does this symbolise? An open switch A closed switch
What does this symbolise? A thermistor
What does this symbolise? An LDR (Light Dependant Resistor)
What does this symbolise? A Variable Resistor
What does this symbolise? A Fixed Resisitor
What does this symbolise? A Bulb
What does this symbolise? A Transistor
Name the 3 sections of a Transistor Collector Base Emitter
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