This topic contains a solution. Click here to go to the answer

Author Question: A generator armature is more difficult to rotate when supplying electric current due to A) an ... (Read 33 times)

evelyn o bentley

  • Hero Member
  • *****
  • Posts: 564
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
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B





 

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

For a complete list of videos, visit our video library