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

Author Question: You are using the static pressure drop method to check airflow. After making an adjustment to the ... (Read 88 times)

tth

  • Hero Member
  • *****
  • Posts: 579
on: Jul 24, 2018
You are using the static pressure drop method to check airflow. After making an adjustment to the system airflow, the static pressure drop across the coil increases. This indicates that:
 
  A) The evaporator coil became clogged during the adjustment period.
  B) The airflow has increased.
  C) Static pressure drop is not a reliable way to check system airflow.
  D) The airflow has decreased.

Question 2

How are water pumps in hydronic heating systems checked?
 
  A) By measuring the water flow in the system
  B) By measuring the pump motor RPM using a digital tachometer
  C) By measuring the impeller RPM using a stroboscope
  D) By measuring the temperature of the pump motor


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mfedorka

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

B

Answer to Question 2

A


tth

  • Member
  • Posts: 579
Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

hollysheppard095

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Inhibition as a primary method of succession in the marine intertidal zone. Inhibition as a primary method of succession in the marine intertidal zone.
Overview of a computer-controlled high-pressure common rail V-8 diesel engine. Overview of a computer-controlled high-pressure common rail V-8 diesel engine.
An overall view of the four-cylinder engine that is due for a scheduled valve adjustment according ... An overall view of the four-cylinder engine that is due for a scheduled valve adjustment according ...
The movement of water vapor molecules exerts vapor pressure on surfaces. The movement of water vapor molecules exerts vapor pressure on surfaces.
Confining Pressure and Differential Stress Confining Pressure and Differential Stress
Gas pressure loss and venturi flowmeter Gas pressure loss and venturi flowmeter
Video: Junction Types - Tight and Adherens Junctions

For a complete list of videos, visit our video library