NORA BRONZE REVIEW SET EXAM
QUESTIONS AND ANSWERS
Very little current flow and are used on "live" circuits to measure the difference in
potential. - ANSWER -A voltmeter allows:
21% oxygen and 78% nitrogen - ANSWER -Air contains how much oxygen and
nitrogen?
21 - ANSWER -Air is Approximately ______ % Oxygen.
Temperature and pressure relief valve - ANSWER -All water heaters with storage
capacity must have a:
8% - ANSWER -An 1/8" of soot on the heat exchanger can increase fuel consumption
by:
Another form of energy to perform "work" - ANSWER -An electrical load is a device
which converts electrical energy into:
Increase flow rate, increase droplet size, increase angle, make pattern more hollow -
ANSWER -An increase in viscosity results in:
The burner fan and fuel unit - ANSWER -An oil burner motor is responsible to create the
force needed to turn:
CO2% goes down and the 02 goes up. - ANSWER -As excess air is added:
200°F Limit, 140°F Fan = On, 110°F Fan = Off - ANSWER -Average warm air limit
settings:
Check for oil in the chamber - ANSWER -Before pressing the reset on a primary control:
Perform a smoke test - ANSWER -Before using electronic analyzer you must:
Proper amount of combustion air is delivered - ANSWER -Burner fan blades need to be
clean of debris to ensure:
Higher static pressure - ANSWER -Burner motors with fewer air holes in the shaft bell
generally provide:
No - ANSWER -Can cast iron fittings be used on oil tank piping?
No - ANSWER -Can you repair cracked ceramic insulators on electrodes?
, The maximum temp a fuel can be safely stored & handled without serious fire hazard -
ANSWER -Flash point is:
85 - ANSWER -# 2 Fuel is Approximately ______ % Carbon.
28 feet - ANSWER -12 PSI "pushes" water how high in a pipe?
The strength of the magnetic field surrounding the wire into an amperage reading. -
ANSWER -A clamp on ammeter converts:
Multiple - ANSWER -A parallel circuit has ___________ paths.
1 - ANSWER -A series circuit has __________ path.
Series loop - ANSWER -A single pipe that goes from the boiler outlet through each
piece of radiation and back to the boiler inlet is what type of piping system?
14,000 to 20,000 volts peak - ANSWER -A solid state igniter utilizes electronics to
produce an output voltage between:
Not be filled until the vent alarm is repaired or replaced - ANSWER -A tank without a
functioning vent alarm should:
Too little or too much combustion air - ANSWER -Carbon Monoxide is produced by
incomplete combustion which can be caused by?
The temperature at which wax crystals begin to form. - ANSWER -Cloud point is:
In dedicated circuits. - ANSWER -Codes require that Oil-heat systems shall be wired:
The composition of the gasses (excess air), smoke concentration, temperature of the
gasses, draft through the unit - ANSWER -Combustion tests give us the "steady state"
efficiency of the unit. We test:
Setting it in an enclosure, painting it a light color - ANSWER -Condensation in outdoor
tanks can be reduced by:
Reduce the amount of combustion air - ANSWER -Dirt or lint build up on fan blades or
air inlet will:
The static pressure created by the burner fan - ANSWER -Draft for a direct vented
appliance is produced by:
Low power consumption, variable speed capability, superior efficiency, less noise -
ANSWER -ECM Motors, "Electronically Commutated" motors feature:
QUESTIONS AND ANSWERS
Very little current flow and are used on "live" circuits to measure the difference in
potential. - ANSWER -A voltmeter allows:
21% oxygen and 78% nitrogen - ANSWER -Air contains how much oxygen and
nitrogen?
21 - ANSWER -Air is Approximately ______ % Oxygen.
Temperature and pressure relief valve - ANSWER -All water heaters with storage
capacity must have a:
8% - ANSWER -An 1/8" of soot on the heat exchanger can increase fuel consumption
by:
Another form of energy to perform "work" - ANSWER -An electrical load is a device
which converts electrical energy into:
Increase flow rate, increase droplet size, increase angle, make pattern more hollow -
ANSWER -An increase in viscosity results in:
The burner fan and fuel unit - ANSWER -An oil burner motor is responsible to create the
force needed to turn:
CO2% goes down and the 02 goes up. - ANSWER -As excess air is added:
200°F Limit, 140°F Fan = On, 110°F Fan = Off - ANSWER -Average warm air limit
settings:
Check for oil in the chamber - ANSWER -Before pressing the reset on a primary control:
Perform a smoke test - ANSWER -Before using electronic analyzer you must:
Proper amount of combustion air is delivered - ANSWER -Burner fan blades need to be
clean of debris to ensure:
Higher static pressure - ANSWER -Burner motors with fewer air holes in the shaft bell
generally provide:
No - ANSWER -Can cast iron fittings be used on oil tank piping?
No - ANSWER -Can you repair cracked ceramic insulators on electrodes?
, The maximum temp a fuel can be safely stored & handled without serious fire hazard -
ANSWER -Flash point is:
85 - ANSWER -# 2 Fuel is Approximately ______ % Carbon.
28 feet - ANSWER -12 PSI "pushes" water how high in a pipe?
The strength of the magnetic field surrounding the wire into an amperage reading. -
ANSWER -A clamp on ammeter converts:
Multiple - ANSWER -A parallel circuit has ___________ paths.
1 - ANSWER -A series circuit has __________ path.
Series loop - ANSWER -A single pipe that goes from the boiler outlet through each
piece of radiation and back to the boiler inlet is what type of piping system?
14,000 to 20,000 volts peak - ANSWER -A solid state igniter utilizes electronics to
produce an output voltage between:
Not be filled until the vent alarm is repaired or replaced - ANSWER -A tank without a
functioning vent alarm should:
Too little or too much combustion air - ANSWER -Carbon Monoxide is produced by
incomplete combustion which can be caused by?
The temperature at which wax crystals begin to form. - ANSWER -Cloud point is:
In dedicated circuits. - ANSWER -Codes require that Oil-heat systems shall be wired:
The composition of the gasses (excess air), smoke concentration, temperature of the
gasses, draft through the unit - ANSWER -Combustion tests give us the "steady state"
efficiency of the unit. We test:
Setting it in an enclosure, painting it a light color - ANSWER -Condensation in outdoor
tanks can be reduced by:
Reduce the amount of combustion air - ANSWER -Dirt or lint build up on fan blades or
air inlet will:
The static pressure created by the burner fan - ANSWER -Draft for a direct vented
appliance is produced by:
Low power consumption, variable speed capability, superior efficiency, less noise -
ANSWER -ECM Motors, "Electronically Commutated" motors feature:
