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Electrical Engineering
Maintenance & Testing Of Electrical Equipments
Quiz 3
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Q.1
Discrepancies found before, during, or after a machine operates requires what type of maintenance?
Preventive
Unscheduled
Scheduled
Field
Q.2
What color is the safety ground wire for electrical tools?
Black
White
Green
Red
Q.3
To prevent low-voltage shock, you should be careful handling equipment having what minimum circuit voltage?
15 volts
12 volts
10 volts
6 volts
Q.4
Under what category(ies) can all maintenance performed on be grouped?
Preventive only
Unscheduled only
Scheduled and unscheduled
Scheduled and preventive
Q.5
When using tools, you should observe which of the following rules?
Use tools for their intended purpose
Maintain tools in good repair
Replace tools that are damaged or not working properly
Each of the above
Q.6
The intensity of electrical shock is determined by which of the following properties?
Current
Voltage
Impedance
Electromagnetic force
Q.7
If you are working on high-voltage circuits or around wires having exposed surfaces, you should keep tools and equipment that have metal parts what minimum number of feet from the work area?
5 feet
2 feet
3 feet
4 feet
Q.8
If electrical equipment is to be repaired, what action should you take before beginning the actual work?
Remove the fuses for the associated circuits
Short out the main supply switches
Secure the main power switches in the open position and properly tag them
Station an individual with a fire extinguisher near the work area
Q.9
An accident-free career can best be achieved by following which of the following courses of action?
Constantly reading technical manuals
Reading all rules and regulations
Making a list of all potential work hazards
Taking a common-sense approach towards safety
Q.10
The branch wire is laid behind the primary wire. About three-fourths of the bare portion of the branch wire extends above the primary wire.
Rattail joint
Western Union
Tap Joint
None of these
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