One of the advantages of gas-fired infrared heating over other types of heating systems is:
a. It can heat a large volume enclosure with little fuel
b. It requires no fuel handling equipment
c. It eliminates the need for ventilation
d. It can provide effective spot heating
e. It can be used efficiently as the main heating source for a large building
Answer: D
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Power Engineering Chapter 103
- In an electric snow melting unit, a thermostat should be used to automatically shut the system down when the outdoor temperature is above
- The main disadvantage of electric heating is the
- Which of the following is not a gas-fired infrared heater?
- Infrared heaters are used in:
- Infrared heaters send out _____ energy in the form of invisible infrared waves that travel in straight lines through the air.
- The quartz lamp heating element will respond:
- A low temperature catalytic heater contains a layer of:
- Electrical heating can be divided into two general groups:
- :One of the advantages of electric heating over other heating systems is:
- Most gas-fired infrared heaters use the principle of:
- Infrared heaters are usually mounted:
- One of the advantages of electric infrared heating by quartz lamp is:
- Of the following, which is a method of indirect electric heat?
- In an open wire type, heating element, the resistance wire is made of:
- In an internally fired, gas-fired infrared heater, the surface temperature is about:
- Infrared radiant energy is directed towards: