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

Author Question: The advantage of the backward-curved centrifugal fan over the forward-curved centrifugal fan is ... (Read 117 times)

Cooldude101

  • Hero Member
  • *****
  • Posts: 557
The advantage of the backward-curved centrifugal fan over the forward-curved centrifugal fan is that:
 
  A) Backward-curved fans operate at lower RPM.
  B) Backward-curved centrifugal fans are well suited for small airflow quantities.
  C) Backward-curved fans are normally quieter in operation.
  D) Backward-curved fans are non-overloading.

Question 2

What happens if the steam trap at the outlet of a heating coil is stuck in the closed position?
 
  A) Steam flow through the coil will stop and the air temperature will be too low.
  B) Steam flow through the coil will be excessive and air temperatures will be too high.
  C) The steam coil will flood with condensate water.
  D) The boiler will stop producing steam.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Melissahxx

  • Sr. Member
  • ****
  • Posts: 304
Answer to Question 1

D

Answer to Question 2

A




Cooldude101

  • Member
  • Posts: 557
Reply 2 on: Jul 24, 2018
Gracias!


AngeliqueG

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Wow, this really help

 

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?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

For a complete list of videos, visit our video library