This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: How does air flow in a standing-pilot, natural-draft system? A) It relies on heat to pull air ... (Read 112 times)

RRMR

  • Hero Member
  • *****
  • Posts: 557
on: Jul 24, 2018
How does air flow in a standing-pilot, natural-draft system?
 
  A) It relies on heat to pull air into the combustion chamber and a fan to remove flue gases.
  B) It relies on heat to decrease the convection of the air to pull air into the combustion chamber and force flue gases into the proper vent.
  C) It relies on a fan to pull the air into the combustion chamber and blow flue gases out.
  D) It relies on heat to increase the buoyancy of the air to pull air into the combustion chamber and force flue gases into the proper vent.

Question 2

If the air inlet to a centrifugal fan is restricted:
 
  A) The fan RPM will decrease. B) The fan operation will be unaffected.
  C) The fan motor current draw will increase. D) The fan motor current draw will decrease.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

maya.nigrin17@yahoo.com

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

D


RRMR

  • Member
  • Posts: 557
Reply 2 on: Jul 24, 2018
:D TYSM

scikid

  • Member
  • Posts: 300
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Procedures and Diagnostic Tests Related to the Female Reproductive System Procedures and Diagnostic Tests Related to the Female Reproductive System
Using a water-based cleaning system helps reduce the hazards from using strong chemicals. Using a water-based cleaning system helps reduce the hazards from using strong chemicals.
Coolant flow through a typical engine cooling system. Coolant flow through a typical engine cooling system.
The level in the coolant recovery system raises and lowers with engine temperature. The level in the coolant recovery system raises and lowers with engine temperature.
Flow Aloft and Cyclone Formation Flow Aloft and Cyclone Formation
Blood Flow Through Capillaries Blood Flow Through Capillaries
Video: SNP Polymorphysim Microarray Chip - How to Test a Person's DNA

For a complete list of videos, visit our video library