« previous next »

Author Question: In North America alternating current has a frequency of 60 cycles per second. Indicate whether ... (Read 70 times)

s.tung

  • Hero Member
  • *****
  • Posts: 577
on: Jul 27, 2018
In North America alternating current has a frequency of 60 cycles per second.
 
  Indicate whether the statement is true or false

Question 2

What is the heat output of an electric furnace rated at 15 kilowatts on 240 volts?
 
  A) 15 kw  240 = 36,000 BTU/hr
  B) 15 kw  3412 = 51,180 BTU/hr
  C) 15 kw  1000 = 15,000 BTU/h
  D) The heat output cannot be calculated using the kilowatt output


maya.nigrin17@yahoo.com

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

The ovarian and uterine cycles in a human female. The ovarian and uterine cycles in a human female.
Some of the fastest growing religions in America are non-Judeo-Christian religions. This photograph Some of the fastest growing religions in America are non-Judeo-Christian religions. This photograph
Rising and Setting of Stars at Middle North Latitudes Rising and Setting of Stars at Middle North Latitudes
North Pacific mT air North Pacific mT air
Compression along hamstring muscles using the fists. Alternating fists, press along the posterior ... Compression along hamstring muscles using the fists. Alternating fists, press along the posterior ...
How to create a frequency table and histogram from raw data How to create a frequency table and histogram from raw data
Video: Secondary Active Transport

For a complete list of videos, visit our video library