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

Author Question: Which of the following systems would be most likely to produce a power waveform that would require a ... (Read 27 times)

sjones

  • Hero Member
  • *****
  • Posts: 520
on: Jul 24, 2018
Which of the following systems would be most likely to produce a power waveform that would require a true RMS meter to accurately measure?
 
  A) An incandescent light controlled by a toggle switch
  B) A shaded-pole motor controlled by a relay
  C) A three-phase motor controlled by a variable-frequency drive
  D) An electric strip heater controlled by a contactor

Question 2

What category of electric meter is intended only for measurement inside an appliance?
 
  A) Category II B) Category IV C) Category III D) Category I


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ddddd

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 24, 2018
Answer to Question 1

C

Answer to Question 2

D


sjones

  • Member
  • Posts: 520
Reply 2 on: Jul 24, 2018
Wow, this really help

debra928

  • Member
  • Posts: 342
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

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.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

A comparison of the sizes of various chemical and biological structures, and the resolving power of A comparison of the sizes of various chemical and biological structures, and the resolving power of
Acid Rain and Power Plant Emissions Acid Rain and Power Plant Emissions
Examples of the most common X-ray positions and the images they produce. Examples of the most common X-ray positions and the images they produce.
A Fischer-Tropsch processing plant is able to produce a variety of fuels from coal. A Fischer-Tropsch processing plant is able to produce a variety of fuels from coal.
An engine in good mechanical condition should produce 17 to 21 inches Hg of vacuum at idle at sea ... An engine in good mechanical condition should produce 17 to 21 inches Hg of vacuum at idle at sea ...
Hydrogen burns to produce energy and water Hydrogen burns to produce energy and water
Video: Primary and secondary response to infection

For a complete list of videos, visit our video library