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

Author Question: How can the centrifugal compressor speed be higher than the motor speed? A) By using ... (Read 65 times)

stevenposner

  • Hero Member
  • *****
  • Posts: 608
on: Jul 24, 2018
How can the centrifugal compressor speed be higher than the motor speed?
 
  A) By using speed-increasing gears
  B) By using a drive belt with a smaller pulley on the motor than on the compressor
  C) Because of the inertia of the impeller
  D) By using a drive belt with a larger pulley on the motor than on the compressor

Question 2

Which of the following allows air-to-water systems to run more efficiently than air-to-air systems?
 
  A) Cold temperatures are an optimal environment. B) Auxiliary heat is not needed as much.
  C) Supplemental heat is energized all the time. D) They do not need to be defrosted.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Galvarado142

  • Sr. Member
  • ****
  • Posts: 348
Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

B


stevenposner

  • Member
  • Posts: 608
Reply 2 on: Jul 24, 2018
Gracias!

tandmlomax84

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

IQ and Genetics The closer the genetic relationship, the higher the correlation in IQ. Based on: Br IQ and Genetics The closer the genetic relationship, the higher the correlation in IQ. Based on: Br
Fine motor skills involve coordinating the many small muscles of the wrists, hands, and fingers. Fine motor skills involve coordinating the many small muscles of the wrists, hands, and fingers.
Normal depolarization of the motor end plate: (a) Depolarization: Ach causes calcium to be released ... Normal depolarization of the motor end plate: (a) Depolarization: Ach causes calcium to be released ...
The limbic system is located within the higher brain, or cerebrum. The limbic system is located within the higher brain, or cerebrum.
The demand for oil can be reduced significantly with the introduction of new higher vehicle mileage The demand for oil can be reduced significantly with the introduction of new higher vehicle mileage
A 1000-kg car is slowly picking up speed as it goes around a horizontal unbanked curve whose ... A 1000-kg car is slowly picking up speed as it goes around a horizontal unbanked curve whose ...
Video: Ultrasound of a Fetus (Sonogram)

For a complete list of videos, visit our video library