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

Author Question: What type of vent is used with 80 percent Category I furnaces? A) Type B double-wall gas vent B) ... (Read 88 times)

darbym82

  • Hero Member
  • *****
  • Posts: 570
on: Jul 24, 2018
What type of vent is used with 80 percent Category I furnaces?
 
  A) Type B double-wall gas vent
  B) 90 percent efficiency furnaces do not require a vent.
  C) PVC
  D) Single-wall stainless steel

Question 2

What is the RPM of a fan that uses a 4 in motor pulley, 8 in fan pulley, and a motor RPM of 1,750?
 
  A) 1,250 B) 875 C) 750 D) 500


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kescobar@64

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

A

Answer to Question 2

B


darbym82

  • Member
  • Posts: 570
Reply 2 on: Jul 24, 2018
Gracias!

mcarey591

  • Member
  • Posts: 365
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

A hypothetical model of the process of cell-wall expansion. A hypothetical model of the process of cell-wall expansion.
Aneurysm. Photograph of the aorta, the large blood vessel arising from the heart, with a large bulge Aneurysm. Photograph of the aorta, the large blood vessel arising from the heart, with a large bulge
Layers of the Digestive Tract Wall Layers of the Digestive Tract Wall
Effect of stimulus type on graded potentials. Effect of stimulus type on graded potentials.
Induration measurement in a tuberculin skin test, a type IV hypersensitivity. Induration measurement in a tuberculin skin test, a type IV hypersensitivity.
Double Angle Identity Double Angle Identity
Video: Electrocardiogram Examination

For a complete list of videos, visit our video library