HVAC Basics:Heat Transfer Quiz Questions NATE CORE

The greater the temperature difference between the two bodies, heat transfer rate will be _______: 
A:Greater
B:Lesser
C:Same

The heat content of a substance is called ________:
A:Latent Heat
B:Total Heat
C:Sensible Heat
D:Enthalpy

A Btu is a unit of heat energy: 
True 
False
True False

The boiling point or boiling temperature of water can be changed by changing the pressure on the water: 
False 
True
True False

The space heater does heat the air: 
True 
False
True False

The Radiant heat diminishes _______ of the distance traveled from the hot body:

A:proportional
B:inversely proportional
C:by Square of
D:by cube of

The Celsius scale is divided into _______ degrees, from the freezing point of water to the boiling point
A:50
B:100
C:180
D:90

The rate of heat consumption (BTU/hr ) has the unit of _____:
A:Power
B:Work
C:Energy

The Fahrenheit scale divides into ______  the temperature range from the freezing point of water to its boiling point
A:90 parts
B:270 parts
C:180 parts
D:360 parts

A heat exchanger in an HVAC system or home furnace uses _____ to transfer heat. A:Conduction
B:Convection
C:Radiation

Any temperatures on the absolute Celsius scale (Kelvin) can be found by adding _______ to the thermometer reading
A:-273
B:273
C:460
D:-460

1 boiler horsepower = ______ Btuh
A:3.413
B:33,475
C:0.3413
D:3347

Heat that is known to be added to or removed from a substance but no temperature change is recorded is called as ______:
A:Latent Heat
B:Enthalpy
C:Specific Heat
D:Entropy

On the Fahrenheit scale, absolute zero is _____
A:-183 degrees
B:-273 degrees
C:-360 degrees
B:-460 degrees

Absolute-zero temperature is the base point for calculations of heat 
True 
False
True False