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

Author Question: Fiberboard duct is joined: A) With staples and UL 181A tape. B) With tape and mastic. C) With ... (Read 171 times)

gbarreiro

  • Hero Member
  • *****
  • Posts: 566
on: Jul 24, 2018
Fiberboard duct is joined:
 
  A) With staples and UL 181A tape.
  B) With tape and mastic.
  C) With sheet metal screws and mastic.
  D) Using the mechanically self-sealing joints formed on the end of the duct.

Question 2

Barometric dampers are operated by:
 
  A) A pair of large magnetic solenoids. B) A damper motor, pulley, and belt.
  C) The air pressure difference across the damper. D) A small gear motor.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

atrochim

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

C


gbarreiro

  • Member
  • Posts: 566
Reply 2 on: Jul 24, 2018
Gracias!

softEldritch

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

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?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Tubule permeabilities and concentrations of the filtrate in the loop of Henle and collecting duct. Tubule permeabilities and concentrations of the filtrate in the loop of Henle and collecting duct.
The salivary glands, parotid, sublingual, and submandibular. This image shows the position of each g The salivary glands, parotid, sublingual, and submandibular. This image shows the position of each g
Top: Autoclave tape before sterilization. Bottom: Autoclave tape after sterilization. Top: Autoclave tape before sterilization. Bottom: Autoclave tape after sterilization.
The IAT sensor on this General Motors 3800 V-6 engine is in the air passage duct between the air ... The IAT sensor on this General Motors 3800 V-6 engine is in the air passage duct between the air ...
Bile duct system of the liver and gallbladder. Bile duct system of the liver and gallbladder.
The basic structure of an antibody molecule. Two heavy chains are joined by two light chains. The ... The basic structure of an antibody molecule. Two heavy chains are joined by two light chains. The ...
Video: Methods of carbon dioxide transport - carbaminohemoglobin and bicarbonate ions

For a complete list of videos, visit our video library