**Question Number
** |
**Answers - Key
to symbols:** x = multiply, 32 = to the
power of, / = divide |

**Q1** |
Mica
is an insulator |

**Q2** |
Electroresistance
is NOT a method of producing an EMF |

**Q3** |
Opposition to current
flow is resistance |

**Q4** |
Current is halved |

**Q5** |
475mA can also be
written as 0.475A |

**Q6** |
Power is double |

**Q7** |
The unit is watt |

**Q8** |
Connect a meter in
parallel to measure voltage |

**Q9** |
Measure resistance
with an Ohmmeter |

**Q10** |
Supply voltage is
15 volts |

**Q11** |
Power consumed is
690 watts |

**Q12** |
Light is NOT an effect
of electric current |

**Q13** |
The current draw
is 17 amps |

**Q14** |
Circuit 3 is correct |