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 95 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
Gracias!

laurnthompson

  • Member
  • Posts: 334
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Performing Venipuncture Using the Vacutainer Method Performing Venipuncture Using the Vacutainer Method
Connections of a nitric acid plant, intermediate pressure type Connections of a nitric acid plant, intermediate pressure type
The Scientific Method and Atmospheric Science The Scientific Method and Atmospheric Science
Stripping is performed with deep pressure along the length of a muscle to its attachment. Parallel ... Stripping is performed with deep pressure along the length of a muscle to its attachment. Parallel ...
Palpating for rebound tenderness: Applying pressure Palpating for rebound tenderness: Applying pressure
Blood pressure measurements: Palpable blood pressure Blood pressure measurements: Palpable blood pressure
Video: Wound Repair Animation

For a complete list of videos, visit our video library