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

Author Question: A technician takes the following readings while checking the operation of an electric furnace with ... (Read 108 times)

WhattoUnderstand

  • Hero Member
  • *****
  • Posts: 517
on: Jul 26, 2018
A technician takes the following readings while checking the operation of an electric furnace with two heat strips: 220 V, 36 A, 70F return air temperature, and 120F supply air temperature. What is the airflow through the furnace?
 
  A) = = 540 CFM B) = = 158 CFM
  C) (120  70 )  1.08  10 = 540 CFM D) = = 500 CFM

Question 2

An anemometer is used to measure:
 
  A) Feet of water for water flow calculations. B) Volume of air for air volume calculations.
  C) Feet of air for air velocity calculations. D) Rotational speed.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Andromeda18

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 26, 2018
Answer to Question 1

D

Answer to Question 2

C


WhattoUnderstand

  • Member
  • Posts: 517
Reply 2 on: Jul 26, 2018
Wow, this really help

carlsona147

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Much Exploration for Oil and Gas Takes Place in Remote Parts of the World Much Exploration for Oil and Gas Takes Place in Remote Parts of the World
James A. Garfield lies mortally wounded. After failing to locate the bullet, surgeons called in Alex James A. Garfield lies mortally wounded. After failing to locate the bullet, surgeons called in Alex
Electric and butane-powered soldering guns used to make electrical repairs. Soldering guns are sold ... Electric and butane-powered soldering guns used to make electrical repairs. Soldering guns are sold ...
A technician-made adapter used to test exhaust system back pressure. A technician-made adapter used to test exhaust system back pressure.
(A) X-ray technician performs a mammogram. (National Cancer Institute/Creator: Alan Hoofring ... (A) X-ray technician performs a mammogram. (National Cancer Institute/Creator: Alan Hoofring ...
Change in air temperature at various air flow rates for a 7 pass operation Change in air temperature at various air flow rates for a 7 pass operation
Video: Osteoporosis

For a complete list of videos, visit our video library