Nocti
Basic Electricity
Refrigeration System Components and Operation
Types of Energy and their Properties (you maybe not get this)
Schematics
100

what is the purpose of a heat pump

A refrigeration system that reverses the flow of refrigerant in the normal refrigeration cycle, which allows the unit to cool in the summer and heat in the winter.

100
Electron that have ______their atomic____are called free electron
what is Escaped and bonds
100
____is not a substance or an energy form it is a lack of heat
What is Cold
100
The units used measure heat quantity are btus, _______,calories , kilocalories, __________amd kiljoules.
what is therms and joules
100

what does no and nc mean

normally open and normally closed

200

what does De-energized mean 

to stop the electron flow to an electric device.

200
____electricity is the result f a standing charge , while ____electricity i in motion
What is static and dynamic
200
Liquid ______large amounts of heat when they boil off to a gas
what is Absorb
200
How many btus will a 5 kilwatt heater produce if operated for an hour
what is 18,050 btus
200

what does p1 and t2 mean and what are the definitions of p and t 

1 poles and 2 throws and poles means number of contacts and throws mean how many positive each contacts has

300

what is the refrigeration safety group numbers and letters on the two mini splits in the shop

what is A2L

300
What is the current draw of a circuit with a resistance of 6 ohms when 120volts is applied to te circuit?
What is I=20 amps
300
A _______compressor uses pistons in a cylinder.Gas is compresse by squeezing it between the piston and a valve plate at the top of the cylinder
what is reciprocating
300
How many btus are required to raise the temperature of 15 pound of water from 100 degree f to 120 degree f
what is 300 btus
300

what is one of the main types of schematics 

ladder schematics 

400

what is a Diode

A semiconductor that allows voltage to pass in only one direction.

400
What is the resistance of a circuit operating with a current daw of 5 amps
what is R= 6 ohms
400
which type of metering device provides the most efficient operation?
what is thermostatic expansion valve
400
How much mechanical force is required to lift a 250 pounds compressor twofeet?
what is 500 footpounds of force
400

one of the most important tool to a technician in the field is what

the schematic wiring diagram

500

what is a humidistat 

A control operated by a change in humidity.

500
What is the current draw of a 1500w electric heater operating ona 120v power supply
what is I= 12.5amps
500
The _____line and the ______line connect the inside and outside units of a split system.
what is suction and liquid
500
What energy unit is used today in the SI system for all form of energy?
what is Joules
500

draw the schematic to the best to your ability of a hair dryer

you have to draw it he is the judge 

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