HVAC-R FINAL EXAM QUESTIONS AND ANSWES
volt amps - Answers- Transformers are normally rated in?
true - Answers- An insulated jumper may be used to temporarily jump a component in
an electrical circuit(true or false)?
divided by 10 - Answers- When using a 10 wrap multiplier the reading on the meter
must be?
ladder diagram - Answers- An electrical line wiring diagram is often called?
pictorial diagram - Answers- A wiring diagram that shows the approximate location of
components is called?
clamp on ammeter - Answers- A 10 wrap amperage multiplier is used with a?
load - Answers- An electrical component consuming power is?
variable resistor - Answers- A heat anticipator in a thermostat is often a ?
ohmmeter - Answers- Continuity through a heating relay can be checked with an?
the side nearest the power source - Answers- The line side of a switch is?
higher than the voltage you are working on - Answers- When using a meter to measure
voltage, the range should be?
transformer - Answers- The low voltage thermostat is energized by a ?
temperature of surrounding air - Answers- What is meant by the term, Temperature of
ambient air?
opens - Answers- The heating thermostat {BLANK} on a rising temperature?
rubber plastic glass - Answers- Three type of insulators are?
differential - Answers- The difference of cut-in and cut-out of a control is?
electron - Answers- What part of an atom moves from one atom to another?
negative - Answers- What charge does an electron have?
safety control - Answers- The pressure control can be an operating control on a?
volt amps - Answers- Transformers are normally rated in?
true - Answers- An insulated jumper may be used to temporarily jump a component in
an electrical circuit(true or false)?
divided by 10 - Answers- When using a 10 wrap multiplier the reading on the meter
must be?
ladder diagram - Answers- An electrical line wiring diagram is often called?
pictorial diagram - Answers- A wiring diagram that shows the approximate location of
components is called?
clamp on ammeter - Answers- A 10 wrap amperage multiplier is used with a?
load - Answers- An electrical component consuming power is?
variable resistor - Answers- A heat anticipator in a thermostat is often a ?
ohmmeter - Answers- Continuity through a heating relay can be checked with an?
the side nearest the power source - Answers- The line side of a switch is?
higher than the voltage you are working on - Answers- When using a meter to measure
voltage, the range should be?
transformer - Answers- The low voltage thermostat is energized by a ?
temperature of surrounding air - Answers- What is meant by the term, Temperature of
ambient air?
opens - Answers- The heating thermostat {BLANK} on a rising temperature?
rubber plastic glass - Answers- Three type of insulators are?
differential - Answers- The difference of cut-in and cut-out of a control is?
electron - Answers- What part of an atom moves from one atom to another?
negative - Answers- What charge does an electron have?
safety control - Answers- The pressure control can be an operating control on a?
