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

Author Question: A generator armature is more difficult to rotate when supplying electric current due to A) an ... (Read 77 times)

evelyn o bentley

  • Hero Member
  • *****
  • Posts: 564
on: Jul 29, 2018
A generator armature is more difficult to rotate when supplying electric current due to
 
  A) an induced magnetic field in the windings that resists change.
  B) increased resistance.
  C) energy leaking as heat.
  D) none of the above

Question 2

If the voltage produced by a generator alternates, it does so because
 
  A) unlike a battery, it produces alternating current.
  B) the changing magnetic field that produces it alternates.
  C) of alterations in the mechanical energy input.
  D) all of the above
  E) none of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

flexer1n1

  • Sr. Member
  • ****
  • Posts: 373
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


evelyn o bentley

  • Hero Member
  • *****
  • Posts: 564
Reply #2 on: Jul 29, 2018
Thanks


flexer1n1

  • Sr. Member
  • ****
  • Posts: 373
Reply #3 on: Jul 29, 2018
Welcome :)


« previous next »
 

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.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

The platypus is very difficult to spot even on the surface of a river. The platypus is very difficult to spot even on the surface of a river.
Staff members often find it difficult to communicate with other coworkers. Staff members often find it difficult to communicate with other coworkers.
Sonia Delaunay, Prismes Electriques (Electric Prisms). Sonia Delaunay, Prismes Electriques (Electric Prisms).
After adjusting the valves that are closed, rotate the engine one full rotation until the engine ... After adjusting the valves that are closed, rotate the engine one full rotation until the engine ...
(A) In hyperopia, light rays focus behind the retina, making it difficult to focus on objects at ... (A) In hyperopia, light rays focus behind the retina, making it difficult to focus on objects at ...
Rotate v/s Revolve. Rotate v/s Revolve.
Video: Frequency of stimulation and force (Recruitment of motor units and force)

For a complete list of videos, visit our video library