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 70 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
Great answer, keep it coming :)

FergA

  • Member
  • Posts: 352
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Female Reproductive System Female Reproductive System
A gasoline testing kit, including an insulated container where water at 100°F is used to heat a ... A gasoline testing kit, including an insulated container where water at 100°F is used to heat a ...
The major divisions of the nervous system. The major divisions of the nervous system.
The Central Nervous System Includes the Brain and Spinal Cord The Central Nervous System Includes the Brain and Spinal Cord
The Conduction System The Conduction System
The large, white flowers of giant saguaro cactus (Carnegiea gigantea) produce sweet nectar. The flow The large, white flowers of giant saguaro cactus (Carnegiea gigantea) produce sweet nectar. The flow
Video: Random alignment at Metaphase I Animation

For a complete list of videos, visit our video library