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

Author Question: A serious problem common only to three phase motors is: A) Excessive time on locked rotor ... (Read 120 times)

lb_gilbert

  • Hero Member
  • *****
  • Posts: 588
on: Jul 24, 2018
A serious problem common only to three phase motors is:
 
  A) Excessive time on locked rotor amperage. B) Single phasing.
  C) Operation at voltages that are too high. D) Excessive load.

Question 2

What is the operating principle of an analog voltmeter?
 
  A) Current passes through a coil, which creates magnetism that moves a needle.
  B) Electronic chips are used to calculate the voltage level.
  C) Analog meters are no longer manufactured.
  D) Current passes through a series of lights, which indicates the voltage level by turning on the correct lights.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

scrocafella

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

A


lb_gilbert

  • Member
  • Posts: 588
Reply 2 on: Jul 24, 2018
Gracias!

tkempin

  • Member
  • Posts: 332
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

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?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

The span of Homo sapiens sapiens’ time on earth The span of Homo sapiens sapiens’ time on earth
For a time Dr. Seuss—Theodor Seuss Geisel—drew political cartoons. This one, published in ... For a time Dr. Seuss—Theodor Seuss Geisel—drew political cartoons. This one, published in ...
Drug development time line. Drug development time line.
Mechanism of the biotin-dependent pyruvate carboxylase reaction Phase II Mechanism of the biotin-dependent pyruvate carboxylase reaction Phase II
Hyperbola Math Problem (pt2) Hyperbola Math Problem (pt2)
Common Methods of Contraception Common Methods of Contraception
Video: Medullary osmotic gradient: countercurrent multiplier, urea recycling & vasa recta countercurrent exchange

For a complete list of videos, visit our video library