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

Author Question: A permanent magnet will retain its magnetism for a long period of time. Indicate whether the ... (Read 133 times)

KimWrice

  • Hero Member
  • *****
  • Posts: 579
on: Jul 28, 2018
A permanent magnet will retain its magnetism for a long period of time.
 
  Indicate whether the statement is true or false

Question 2

What is the total inductance of four 10 mH inductors connected in series?
 
  A) 2.5 mH B) 40,000 H C) 40 mH D) 250 mH


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

amy.lauersdorf90

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 28, 2018
Answer to Question 1

TRUE

Answer to Question 2

C


KimWrice

  • Member
  • Posts: 579
Reply 2 on: Jul 28, 2018
Excellent

TheDev123

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

(a) With few ticks, moose retain a brown coat; (b) at high numbers of ticks, moose self-groom, destr (a) With few ticks, moose retain a brown coat; (b) at high numbers of ticks, moose self-groom, destr
Aggregates are people who happen to be in the same place at the same time. Aggregates are people who happen to be in the same place at the same time.
The slight (5 microsecond) difference in the firing of the companion cylinders is enough time to ... The slight (5 microsecond) difference in the firing of the companion cylinders is enough time to ...
Long-range forecasts Long-range forecasts
Embryonic Period - By the second day after fertilization Embryonic Period - By the second day after fertilization
A clock is showing the time as exactly 3:00 p.m. and 25 s. A clock is showing the time as exactly 3:00 p.m. and 25 s.
Video: Deglutition

For a complete list of videos, visit our video library