1) What treatment would you give to someone that had received burns to the arms? a) Remove their clothing and then pour a steady flow of cold water over the burnt area. b) Remove their clothing and apply warm water over the burnt area c) Pour a steady flow of cold water over the burnt area whilst leaving their clothing on d) Remove their clothing and apply an antiseptic cream 2) Which of the following are examples of emergency light fittings? a) Maintained and non-maintained b) First and second fix c) High and low pressure sodium d) Normally open and normally closed 3) Which one of the following is a Statutory Regulation? a) BS 7671 b) The JIB c) IET Wiring Regulation d) The Personal Protective Regulations 4) Which one of the following fire extinguishers is not suitable for an electrical fire? a) Foam b) Dry powder c) Carbon dioxide d) Vaporising liquid 5) In which of the following would a respirator be worn? a) Drawing office b) Construction site c) Fitting shop d) Paint spraying shop 6) All safety equipment in the workplace must be regularly inspected by… a) Individual employees b) The local council c) An outside inspecting body d) The employer or their appointed representative 7) On identification of a safety hazard in the workplace it is the duty of the employee to… a) Remove the hazard regardless of the situation b) Report the hazard to a supervisor immediately c) Carry on working but take extra care d) Report the hazard at the next safety meeting 8) A machine is working and then stops the correct procedure is to… a) Call the supervisor and keep others away from the area b) Isolate the power and call a supervisor c) Tap the machine with a hammer to see if it starts working d) Sound the alarm and get help as soon as possible 9) A person is lying on the floor after receiving an electric shock the immediate action to take is to… a) Check for damage to the head b) Check for breathing and a pulse c) Check the supply is isolated d) Check for broken bones and cuts 10) An electrician working by the side of the road has on hardhat and safety boots what else should he have? a) High visibility clothing b) Clean air supply c) Safety harness d) Warehouse coat 11) What circuit conditions would you use a type ‘D’ breaker for? a) Industrial fluorescent lighting circuits b) High inrush currents c) A lighting circuit in a bathroom d) A ring final circuits 12) What is indicated at point '4' on this FP 200 cable... a) Screen b) CPC c) Sheath d) Conductor 13) According to the On-Site Guide what is the conduit factor for 25mm conduit a) 800 b) 460 c) 290 d) 1400 14) What is the maximum permitted volt drop of a power circuit fed from a public supply? a) 5% b) 3% c) 6% d) 8% 15) What type of cable is used to connect from a fused connection unit to an immersion heater? a) 90 degrees flexible cable b) 60 degrees flexible cable c) 70 degrees MI cable d) PVC/PVC flat profile cable 16) What is the disadvantage of a RCBO? a) More expensive than a circuit breaker b) Unlikely to be replaced with the wrong fuse c) Accurate tripping current d) Ease of resetting 17) A schematic diagram is used to… a) Show what type of cable are used b) Describe where components are positioned c) Show how the components are put together d) Show how the components of a system are connected in simplified form 18) What is the advantage of metal conduit? a) Can easily be bent without specialist tools b) Maybe used as a CPC c) It’s able to conduct heat d) It’s heavy 19) The correct polarity of an Edison screw lamp holder is to ensure the… a) Center contact is connected to neutral b) Center contact is connected to earth c) Outer contact is connected to line d) Outer contact is connected to neutral 20) Typical rating for an overcurrent protective device for domestic lighting circuit is… a) 6 amps b) 32 amps c) 25 amps d) 15 amps 21) What is the minimum cross sectional area of live conductors used for a radial power circuit protected by a 20 amp circuit breaker and covering an area of 40m squared wired in PVC/PVC flat profile cables? a) 4.0mm squared b) 1.5mm squared c) 2.5mm squared d) 1.0mm squared 22) What is the tabulated current carrying capacity of single core 70 degrees PVC insulated cable non-armored, clipped direct to a wall whose conductor CSA is 6 mm squared and which is part of a 3-phase circuit? a) 47 amps b) 34 amps c) 41 amps d) 43 amps 23) What is the minimum cross sectional area of live conductors used for a radial power circuit protected by a 32 amp circuit breaker and covering an area of 60 m squared wired in PVC/PVC flat profile cables? a) 4.0mm squared b) 1.5mm squared c) 2.5mm squared d) 10.0mm squared 24) What is the name for the centre of an atom? a) Nuclear b) Shell c) Nucleus d) Centre 25) What is the charge on an electron? a) Negative b) Neutral c) Trickle d) Positive 26) Which particles are found in the nucleus of an atom? a) Neutrons and Electrons b) Protons and Quarks c) Protons and Electrons d) Protons and Neutrons 27) Using Fleming's left hand rule state the direction of movement of the following current carrying conductors within a magnetic field. a) Left b) Right c) Down d) Up 28) The induced e.m.f. can be found by... a) E = B + L - v b) E = B + L + v c) E = B - L - v d) E = B x L x v 29) Which type of supply produces a sinusoidal waveform? a) Battery b) AC alternator c) DC generator d) Cell 30) The output of a single-phase alternator is connected by… a) A wago b) A rotor c) A commutator d) Slip rings 31) What force (effort) must be applied at point X in order for the beam to balance? a) 16 newtons b) 4 newtons c) 2 newtons d) 8 newtons 32) EMF is measured in what quantity? a) Amps b) Volts c) Watts d) Ohms 33) The voltage measured on a power socket using an AC voltmeter registers 230 volts. This value represents… a) RMS value b) Peak to peak value c) Average value d) Peak value 34) A 100v soldering iron takes 5.6A. The power used is… a) 1756W b) 19.64W c) 560W d) 3450W 35) Alternating current is used in transmission and distribution because AC….. a) s easier to generate at power station b) Is safer than DC c) Is easily stepped up and down using transformers d) Gives less interference than DC 36) A farmer has a stream on his farm which renewable energy source can be used to obtain power? a) Solar thermal b) Photovoltaic c) Hydroelectricity d) Ground source heat pump 37) A 3kW fire is on for 1.5 hours, what energy is consumed? a) 4.5kWh b) 2.4kWh c) 2kWh d) 1kWh 38) According to ‘Maxwell’s rule’ what force is being applied at point ‘B’ on the drawing below? a) Direction of current b) Coiled force c) Direction of the magnetic field d) Applied force 39) What is the power used by one of the 5 ohm resistors in the following circuit? a) 2.5 watts b) 25 watts c) 10 watts d) 5 watts 40) The term “a circuit’s resistance” is a measure of how much… a) Voltage will be gained by the circuit b) The circuit will oppose current c) Charge will be increased across the circuit d) Current is needed to cause voltage to flow 41) Which is not a benefit of a micro generation? a) Cutting carbon dioxide emissions b) Clean fuel c) Combating the climate change d) Initial setup costs 42) 15 milli amps is can be written as… a) 0.0015 amps b) 0.00015 amps c) 0.015 amps d) 0.000015 amps 43) Periodic time is generated between… a) d to f b) b to d c) a to e d) a to c 44) What is the current (I) being measured in this circuit? a) 0.5 amps b) 2 amps c) 20 kA d) 1 amp 45) From the following current carrying conductors what is the effect of the resulting magnetic field produced? a) The magnetic field would half in strength flowing in the opposite direction b) The magnetic field around the conductors would double and flow in the same direction c) The magnetic field around each conductor would rotate independently d) The magnetic field would be cancelled out 46) A single loop of copper wire is connected to slip rings is rotated in a permanent magnetic field, the voltage measured at the slip rings will be… a) Zero volts DC b) AC c) DC d) Either AC or DC depending on the speed of the conductor 47) What is the total power in this circuit? a) 200 watts b) 300 watts c) 400 watts d) 4 kW 48) What is the current taken by a 175 watts filament lamp that is supplied at 230 volts? a) 1.6 amps b) 7.6 amps c) 1.31 amps d) 0.76 amps 49) The periodic time of a wave form is the… a) Time to reach its first maximum b) Time taken for one cycle c) Time taken for half a cycle d) Number of cycles in one second 50) Which one of the following is the effect of an electric current utilised in electroplating? a) Magnetic b) Frequency c) Heating d) Chemical 51) A cable has a resistance of 0.5 ohms, its length and CSA are doubled what is its resistance? a) 0.25 ohms b) 1.0ohms c) 0.5 ohms d) 2 ohms 52) 2 kilowatt is equal to… a) 200 watts b) 2000 watts c) 20,000 watts d) 500 watts 53) The SI unit of magnetic flux is… a) Ohm b) Joule c) Tesla d) Weber 54) The ohm is the measurement of… a) The flow of electrons b) The lines that make up a magnet field c) The potential between two points d) The opposition to current flow 55) Resistance in an electrical conductor is proportional to its… a) Length b) CSA c) Area d) Installation method 56) Which one of the following has the lowest resistivity? a) Lead b) Copper c) Aluminium d) Steel 57) Resistances 2Ω, 5 Ω, 10 Ω and 5 Ω are connected in series. The total resistance of the circuit is…? a) 2 Ω b) 22 Ω c) 1.0 Ω d) 10.0 Ω 58) Ohm’s Law is expressed by which formula? a) I = V x R b) V = I x R c) I = V x P d) V = I x P

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