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Quiz on OCR Gateway P2b Quiz, created by Zaaaara on 20/05/2014.

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OCR Gateway P2b Quiz

Question 1 of 6

1

Electricity is generated when a coil of wire moves in a magnetic field

Select one of the following:

  • True
  • False

Explanation

Question 2 of 6

1

Rotating the magnet faster increases the current from a dynamo.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 6

1

DC current flows in...

Select one or more of the following:

  • alternating directions

  • One Direction

Explanation

Question 4 of 6

1

A simple _________ consists of a _____ of _______ rotating between the poles of a magnet.

Select one of the following:

  • Generator Strand String

  • Machine Coil Wire

  • Generator Coil Wire

  • Dynamo number turns

Explanation

Question 5 of 6

1

Stage 3 of the conventional power station is...

Select one of the following:

  • 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

Explanation

Question 6 of 6

1

efficiency = useful energy out รท total energy in

Select one of the following:

  • True
  • False

Explanation

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