This topic contains a solution. Click here to go to the answer

Author Question: Partially open damper blades can be closed by _____. a. speeding up the actuator motor b. ... (Read 34 times)

chads108

  • Hero Member
  • *****
  • Posts: 507
Partially open damper blades can be closed by _____.
 
  a. speeding up the actuator motor
  b. caulking the damper frame
  c. increasing enthalpy sensor voltage
  d. adjusting damper linkage

Question 2

How does an economizer reduce HVAC operating costs?
 
  a. It reduces compressor speed.
  b. It uses cool outdoor air for cooling.
  c. It uses a variable-speed blower motor.
  d. It runs during off-peak energy use hours.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

komodo7

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

d

Answer to Question 2

b





 

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

For a complete list of videos, visit our video library