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Author Question: The two broad types of fan designs are: A) Forced draft and induced draft. B) Propeller and ... (Read 88 times)

stephzh

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on: Jul 24, 2018
The two broad types of fan designs are:
 
  A) Forced draft and induced draft. B) Propeller and squirrel cage.
  C) Forward-curved and backward-curved. D) Centrifugal and axial.

Question 2

In all furnace cabinet configurations, the return air:
 
  A) Enters as combustion air, travels through the heat exchanger, and exits the fan end of the furnace.
  B) And combustion air enter the furnace through the same opening.
  C) Enters at the fan housing end and exits the heat exchanger end of the furnace.
  D) Enters at the heat exchanger end and exits the fan housing end of the furnace.


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rleezy04

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Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

C


stephzh

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Reply 2 on: Jul 24, 2018
YES! Correct, THANKS for helping me on my review

amit

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Reply 3 on: Yesterday
Excellent

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