Title: Week 7 Test
Course: HET 190 EPA Certification Preparation > Section: HET 190 EPA Certification Preparation

Q: 15 psig is = to:
- 0 psia
- 15 psia
- 30 psia
- 45 psia
A: 30 psia

Q: 60° F is = to:
- 220° R
- 320° R
- 420° R
- 520° R
A: 520° R

Q: Temperature is the ______________ of heat intensity.
- degree
- content
- measurement
- BTUs
A: degree

Q: Heat travels from a ___________ temperature to a ____________ temperature.
- lower / higher
- higher / lower
- hotter / colder
- colder / hotter
A: higher / lower

Q: A Btu is defined as the amount of heat required to raise the temperature of 1 pound of _____________  1 degree Fahrenheit.
- ice
- refrigerant
- steam
- water
A: water

Q: Latent heat causes a substance to change _____________ .
- direction
- heat
- state
- temperature
A: state

Q: High Temperature refrigeration means:
- Air conditioning (comfort cooling)
- Food preservation (keeping product cool)
- Food preservation (freezing of the product)
- Food preservation (keeping product above 140°)
A: Air conditioning (comfort cooling)

Q: Medium Temperature refrigeration means:
- Air conditioning (comfort cooling)
- Food preservation (keeping product cool)
- Food preservation (freezing of the product)
- Food preservation (keeping product above 140°)
A: Food preservation (keeping product cool)

Q: Low Temperature refrigeration means:
- Air conditioning (comfort cooling)
- Food preservation (keeping product cool)
- Food preservation (freezing of the product)
- Food preservation (keeping product above 140°)
A: Food preservation (freezing of the product)

Q: One ton of refrigeration = The removal of _______   Btu per hour.
- .5
- 144
- 1200
- 12,000
A: 12,000

Q: The total pressure of a confined mixture of gases is the _______ of the pressures of each of the gases in the mixture.
- pressure
- sum
- temperature
- absolute
A: sum

Q: 1 pound of ice at 0° to 212° steam
- 1200 BTUs
- 1310 BTUs
- 2620 BTUs.
- 655 BTUs.
A: 1310 BTUs

Q: 2 pound of ice at 0° to 212° steam
- 1200 BTUs
- 1310 BTUs
- 2620 BTUs.
- 655 BTUs.
A: 2620 BTUs.

Q: 1 gallon of ice at 0° to 212° steam
- 10480 BTUs
- 1310 BTUs
- 2620 BTUs.
- 1315 BTUs.
A: 10480 BTUs

Q: 1 pound of ice at -10° to 212° steam
- 10480 BTUs
- 1000 BTUs
- 657 BTUs.
- 1315 BTUs.
A: 1315 BTUs.