Q1. Alternating Current has:
Candidate Answer - A changing polarity, an amplitude component and a frequency,
Result - Correct
Q2. The measurable relationship between current, voltage, resistance and power is described in
Candidate Answer - Ohm's Law
Result - Correct
Q3. The conversion of energy into work over a certain period of time is
Candidate Answer - Potential
Result - Incorrect
Q4. You have a 55w bulb running a conventional 12v system, what will the current flow be?
Candidate Answer - 4.58 Amps
Result - Correct
Q5. What is the resistance of a bulb with a current flow of 5amps with a voltage of 24Volts
Candidate Answer - 4.8 Ohms
Result - Correct
Q6. The sum of the individual voltage drops in a series circuit must be ______ the applied voltage
Candidate Answer - equal to
Result - Correct
Q7. A resistor is defined as an electrical component designed to have a resistance against the flow of ___________
Candidate Answer - Electrons
Result - Correct
Q8. When circuit elements are connected so that two terminals are shared and voltage is common across the shared terminals this is called
Candidate Answer - Parallel
Result - Correct
Q9. An adjustable or variable resistor is known as a
Candidate Answer - Potentiometer
Result - Correct
Q10. Which component listed contains a wire or strip of metal that is installed in series with a power line that is designed to melt if it receives an excessive amount of current, is called
Candidate Answer - Fuse
Result - Correct
Q11. A __________________ is a device placed in series with a power line which, when an excess amount of current is sensed, will open the power connection, thus protecting a circuit or system.
Candidate Answer - Circuit Breaker
Result - Correct
Q12. Where more than one ground path is created, and different paths create a voltage differential, this is known as a
Candidate Answer - Ground loop
Result - Correct
Q13. A fuse connected in-line at the battery is there to protect
Candidate Answer - The wire and equipment connected
Result - Correct
Q14. No current can flow in an
Candidate Answer - Open circuit
Result - Correct
Q15. An electromechanical device that uses a coil (electro) to move switch contacts (mechanical) is known as a
Candidate Answer - Relay
Result - Correct
Q16. Whenever the relay has an INTERNAL SPIKE SUPPRESSION DIODE, to activate the relay
Candidate Answer - 86 must always be connected the Negative (-) terminal and 85 must always be connected to the Positive (+) terminal
Result - Incorrect
Q17. Where a relay has extra contacts labelled 30, 85, 86 ,87 and 87a the relay will be a
Candidate Answer - Single pole double throw
Result - Correct
Q18. The process of changing AC current to DC current is known as
Candidate Answer - Rectification
Result - Correct
Q19. Primary batteries can
Candidate Answer - Deliver electrical energy but cannot be recharged
Result - Correct
Q20. The main battery on a vehicle is normally a lead-acid compound and can be recharged. It is known as a
Candidate Answer - Secondary battery
Result - Correct
Q21. What type of cable should NOT be used in a vehicle environment
Candidate Answer - Solid cable
Result - Correct
Q22. Using the wrong cable (too small) size for the type of application could cause the cable to
Candidate Answer - Overheat and melt
Result - Correct
Q23. What is an electrical two- terminal device which allows current to pass through it in one direction only
Candidate Answer - Diode
Result - Correct
Q24. A diode is used to:
Candidate Answer - Protect existing factory wiring systems
Result - Correct
Q25. When a diode conducts there will be a______ drop across it, and less voltage will be available for the equipment.
Candidate Answer - 0.7 volt
Result - Correct
Q26. A professional installation is not just about the quality of your work. It also includes
Candidate Answer - Your preparedness and professionalism
Result - Correct
Q27. Can Bus wires are twisted to help reduce
Candidate Answer - Interference
Result - Correct
Q28. It is always advisable to run power and signal leads away from each other. This is to avoid
Candidate Answer - Interference
Result - Correct
Q29. A good solder joint should be
Candidate Answer - Smooth, shiny and concave
Result - Correct
Q30. To avoid EMC issues it is advisable to use a product that has CE marking, what does CE stand for in English
Candidate Answer - European Conformity
Result - Correct
Q31. In case of any conflict when complying with installation instructions, which instruction take priority?
Candidate Answer - The vehicle manufacturer
Result - Correct
Q32. What does EMC stand for?
Candidate Answer - Electro Magnetic Compatibility
Result - Correct
Q33. How much impedance should an ideal antenna cable have?
Candidate Answer - 30 Ohms
Result - Incorrect
Q34. If the antenna cable is too short for the installation, ideally you should
Candidate Answer - Replace the antenna cable with the correct length
Result - Correct
Q35. Why must an installer abide by the EMC Directive
Candidate Answer - To comply with the law
Result - Correct
Q36. The main benefit of using an antenna analyser on an airwave device is:
Candidate Answer - The antenna can be tested regardless of whether the radio terminal is live on the network
Result - Correct
Q37. A GPS antenna needs to be installed:
Candidate Answer - With a clear view of the sky
Result - Correct
Q38. A risk assessment is a careful examination of aspects of work that could
Candidate Answer - Cause harm to people
Result - Correct
Q39. Is it acceptable to install a transceiver or any other device in the load storage area of a vehicle
Candidate Answer - No
Result - Incorrect
Q40. A fuse is ideally installed as close to the power as possible
Candidate Answer - To ensure the cable and device are protected.
Result - Correct
Q41. You have a high current device to connect to the vehicle. You should take the power from:
Candidate Answer - The battery
Result - Correct
Q42. Should all equipment power supplies, whether taken from the ignition or battery circuits, be fused?
Candidate Answer - Yes, all fuses must be protected by an adequate fuse of the correct rating
Result - Correct
Q43. Are you responsible for the installation of used equipment to be compliant with the latest relevant legislation
Candidate Answer - Yes, the installer is responsible
Result - Correct
Q44. If the initial test of a GPS antenna is not consistent with expectations you should firstly:
Candidate Answer - Reboot the GPS device and check the signal is above 150 ohms
Result - Incorrect
Q45. When installing equipment into police vehicles, guidance is available from FCS1362 and from the Code of Practice from which organisation?
Candidate Answer - NAPFM
Result - Correct