« previous next »

Author Question: Cast iron welding requires postweld heat treatment. Indicate whether the statement is true or ... (Read 24 times)

storky111

  • Hero Member
  • *****
  • Posts: 561
on: Jul 26, 2018
Cast iron welding requires postweld heat treatment.
 
  Indicate whether the statement is true or false

Question 2

What is the last step in the operational sequence of the typical oil-fired furnace?
 
  A) The indoor blower turns off. B) The flame shuts down.
  C) The heat exchanger cools. D) The fan switch contacts open.


Cheesycrackers

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 26, 2018
Answer to Question 1

TRUE

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Banded iron formations Banded iron formations
Iron Oxide Iron Oxide
Patients with Parkinson's disease embroyonic stem cell treatment Patients with Parkinson's disease embroyonic stem cell treatment
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 ...
Place sheet or towel over area to be heated. Use sufficient heat barrier for the heat source used. ... Place sheet or towel over area to be heated. Use sufficient heat barrier for the heat source used. ...
First reaction requires thiamine pyrophosphate as a coenzyme First reaction requires thiamine pyrophosphate as a coenzyme
Video: How to make cDNA Animation

For a complete list of videos, visit our video library