WorksheetsLV03 Light Vehicle Electrical Units MF
Total questions: 13
Worksheet time: 7mins
1. A colleague suffers an electric shock when using an electric drill. Your first action is:
Pull the drill away from them.
Ring the emergency services.
Inform your supervisor.
Switch off the power supply.
1. The unit of electrical power is the:
Watt
Amp
Volt
Coulomb
1. A repair on a customer's vehicle is held up because you are awaiting parts to be delivered. You should:
Make yourself busy by cleaning up your work area.
Finish any aspects you can until the parts arrive.
Immediately inform your supervisor of the problem.
Stop working on the vehicle and wait for the parts.
1. A lamp with a poor earth connection will cause:
The lamp to be brighter.
The bulb to blow.
The circuit fuse to blow.
The lamp to be dim.
1. A car's battery has gone flat. To start the engine you should:
Connect a spare battery to the car's alternator.
Connect a spare battery in series to the car's battery.
Connect a spare battery in parallel to the car's battery.
Connect a spare battery to the car's starter motor.
1. The three elements necessary to produce a fire are:
H2O, a fuel source and CO2.
Carbon dioxide, nitrogen and an ignition source.
Oxygen, a fuel source and an ignition source.
Oxygen, hydrogen and nitrogen.
1. An LED is a type of:
Diode used in rectifiers.
Electronic sensor.
Transistor that emits light.
Diode that emits light.
1. A thermistor is a type of:
Transistor that is temperature sensitive.
Diode that is temperature sensitive.
Sensor that is temperature sensitive.
Sensor that is pressure sensitive.
1. In relation to a vehicle, what does the abbreviation 'VIN' mean?
Valve Induction Number.
Vehicle Information Number.
Vehicle Identification Number.
Vehicle Interpretation Number.
1. Which of the following is a true statement regarding the requirements of the Vehicle Lighting Regulations?
Vehicle lights must be maintained in working order at any time, day or night.
The obligatory lamps are defined as the side, tail and number plate lamps.
A vehicle must never display a white lamp to the rear under any circumstances.
Vehicle lights must be maintained in working order during the hours of darkness.
1. What would NOT cause an excessive voltage drop in a lighting circuit?
Poor live connections.
Light switch being left on.
Corrosion in the bulb holder.
Poor earth connections.
1. A relay is normally fitted to a vehicle's headlamp circuit to:
Increase the current flow through the lighting switch.
Reduce the resistance of the headlamp lighting circuit.
Reduce the current flow through the lighting switch.
Control the operation of the dip and main beam headlamps.
1. Current flow in a circuit is measured using:
A volt meter.
An ammeter.
An ohm meter.
A dwell meter.
