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906868
OCR Gateway P2b Quiz
Description
Quiz on OCR Gateway P2b Quiz, created by Zaaaara on 20/05/2014.
Quiz by
Zaaaara
, updated more than 1 year ago
More
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Created by
Zaaaara
over 10 years ago
30
2
0
Resource summary
Question 1
Question
Electricity is generated when a coil of wire moves in a magnetic field
Answer
True
False
Question 2
Question
Rotating the magnet faster increases the current from a dynamo.
Answer
True
False
Question 3
Question
DC current flows in...
Answer
alternating directions
One Direction
Question 4
Question
A simple _________ consists of a _____ of _______ rotating between the poles of a magnet.
Answer
Generator Strand String
Machine Coil Wire
Generator Coil Wire
Dynamo number turns
Question 5
Question
Stage 3 of the conventional power station is...
Answer
electricity goes to the transformers to produce the correct voltage.
fuel is burned to boil water to make steam
steam makes a turbine spin
spinning turbine turns a generator which produces electricity
Question 6
Question
efficiency = useful energy out ÷ total energy in
Answer
True
False
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