6. If you only have a mains voltage (230 V) hand drill and you want to use it on a construction site which only has yellow (110 V) socket-outlets, what should you do?
C - Obtain a 110 V drill or a cordless one for the work
D -Make up an extension cable with a yellow plug on one end and a standard socket on the other end
A - Use a transformer to boost the voltage
B - Cut the plug off and fit a yellow one instead
7. What is the preferred nominal voltage for local lighting up to 2 KW on construction sites?
D - 230 volts
A - 55 volts
B - 110 volts
C - 400 volts
8. What is the preferred nominal voltage for portable hand tools on construction sites?
C - 110 volts
A - 12 volts
B - 24 volts`
D - 230 volts
9. If an electric drill gives off blue smoke from the motor, you should...
C - Switch it off and report it
A - Pour water over it
B - Use a CO2 extinguisher
D - Stop work for 30 minutes
10. Any damaged equipment must be...
C - Labelled as damaged before use
A - Reported to your supervisor
B - Thrown away immediately
D - Locked up so no one can use it
11. What is the preferred nominal voltage for portable hand lamp for general use on construction sites?
D - 400 volts
A - 110 volts
C - 230 volts
B - 150 volts
12. How often should user (visual) checks be carried out on portable electrical equipment?
C - Once a week
A - Every time you use it
B - Every day
D - At least once a year
13. The electric drill you are about to use has a faulty on/off switch. What action should you take?
D - Tape the switch on to keep it running and carry on working
A - Try and fix the fault
C - Stop work and inform your supervisor
B - Find another machine and carry on working
14. What do the letters SWL stand for?
D - Safe working load
A - Safe working level
B - Satisfactory weight limit
C - Satisfactory working limit
15. Hand and power tools must be...
B - Made available when needed
D - Suitable for the task and regularly inspected
A - The best that you can buy
C - In the company's colours
16. When should visual checks of portable hand-held equipment be made by the user?
C - Weekly
A - When a replacement is neede
D - Each time it is used
B - Monthly
17. The power hand tool you are about to use has burn marks visible on the cable. What should you do?
B - Tell your supervisor about the defect and do not use the tool
A - Tape over the affected area and continue
C - Obtain another machine and carry on, but don't tell anyone
D - Carry on and get the job done
18. What hazard is created when the head of a cold chisel 'mushrooms'?
B - Softens the impact
D - Damage to the hammer head
C - Flying steel splinters
A - Reduced striking area
19. When using an extension cable reel, which of the following statements is correct?
B - Uncoil it fully
C - Do not exceed the reeled or unreeled rating as appropriate
A - Leave as much as possible coiled up on the reel
D - Only uncoil what you need
20. fragile panels with a strong material and secure the covers to stop them being dislodged
C - Try to make an improvised guard of yourself
D - Contact the manufacturer of the tool
B - Inform your supervisor that the tool is unsafe and that the guard must be replaced before it is used
A - Use the tool anyway, you haven't had an accident with it before