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Revision 1

Quiz by Ramon Velasco

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10 questions
Show answers
  • Q1
    What is the minimum height of socket outlet above floor level?
    Question Image
    B. 40cm
    A. 30 cm
    C. 20cm
    D. 60 cm
    30s
  • Q2
    The height of switch is between………..above floor level.
    30 to 45 cm
    75 to 88 cm
    1 to 1.5 m
    2 to 2.7 m
    30s
  • Q3
    Calculate the resistance ( R ) supplied by 24 volts and the current drawn is 4 A in circuit shown.
    12 ohms
    2 ohms
    8 ohms
    6 ohms
    30s
  • Q4
    How many intermediate switch needed to control a lamp from 6 locations?
    6
    1
    4
    2
    30s
  • Q5
    Photocells convert ……… energy into electrical energy.
    Chemical
    Light
    Mechanical
    Nuclear
    30s
  • Q6
    What is the trip current rating of RCD for lighting circuit?
    0.03 A
    0.3 mA
    3.3A
    300 mA
    30s
  • Q7
    Insulation test is carried out to ensure that
    all switches are working
    there is power
    the insulation between wires have acceptable value
    there is no cut between wires
    30s
  • Q8
    What is the standard size of Line and neutral wire used for ring main circuit?
    2 mm2
    1.5 mm2
    3 mm2
    2.5 mm2
    30s
  • Q9
    Calculate the value of voltage from the circuit shown.
    2 volts
    6 volts
    4 volts
    1 volts
    30s
  • Q10
    A device used to measure the energy consumed
    Kilo-Watt-Hour Meter
    Kilo-Watt-Hour Meter
    MCCB
    Service entrance Cable
    30s

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