You have new items in your feed. Click to view.
Question and answer
How can a permanent magnet be demagnetized? 1. Cut the magnet in half. 2. Heat the magnet up. 3. Strike the magnet with a heavy blow. 4. both the second and third choices above.
4. both the second and third choices above.
Expert answered|Cluvsny|Points 230|
Question
Asked 5/7/2012 8:02:50 PM
0 Answers/Comments
Get an answer
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
If you wanted to check to see if a set of Christmas lights were connected in series or parallel how could you do this?
Weegy: If one light going out causes them all to go out, that is a series circuit. [ If one light goes out and the rest remain lit, that is a parallel circuit. Read more: ] (More)
Question
Expert Answered
Asked 4/30/2012 5:31:16 PM
0 Answers/Comments
The output voltage and current of a transformer are determined by the what? 1. number of turns in the primary and secondary coils. 2. strength of the DC current in the primary coil. 3. ferromagnetic material of the rings connecting the coils. 4. direction of the current in the primary coil.
Weegy: The output voltage and current of a transformer are determined by the 1. number of turns in the primary and secondary coils. (More)
Question
Expert Answered
Asked 5/1/2012 12:05:21 PM
0 Answers/Comments
A device that changes mechanical energy to electrical energy by rotating a coil of wire through a magnetic field is called a(an) what? 1. transformer. 2. generator. 3. electromagnet. 4. current meter.
Weegy: The answer is 3. an electromagnet. (More)
Question
Expert Answered
Updated 5/1/2012 12:35:14 PM
1 Answer/Comment
A device that changes mechanical energy to electrical energy by rotating a coil of wire through a magnetic field is called 2. generator.
Added 5/1/2012 12:35:14 PM
This answer has been added to the Weegy Knowledgebase
27,051,517 questions answered
Popular Conversations
Select the correct difference. 5d 2 + 4d - 3 less 2d 2 - 3d + 4
Weegy: (5d^2 + 4d - 3) - (3d^2 - 2d + 4) = (5d^2 - 3d^2) + (4d + 2d) + ( - 3+ -4) = 2d^2 + 6d - 7 User: If ...
2/26/2017 3:51:53 PM| 3 Answers
The Romans: made improvements to surgical instruments. 2) built ...
Weegy: In the late 1860s, the development of anesthetics allowed surgeons to take more time with operations.
2/26/2017 3:41:44 PM| 2 Answers
Evaluate (-3 + 5)0 User: Evaluate x1 - x-1 + x0 for x = 2. ...
Weegy: 0.514 written as a power of 10 is 514 ? 10^-3 User: The scientific notation 2 x 102 has what value? ...
2/26/2017 4:37:24 PM| 2 Answers
Helper T cells are _____ blood cells that activate your body's immune ...
Weegy: Helper T cells are WHITE blood cells that activate your body's immune response. User: Pelvic inflammatory ...
2/26/2017 11:44:59 PM| 2 Answers
What is our most abundant and least used renewable energy ...
Weegy: Solar energy is our most abundant and least used renewable energy source. User: Which of the following is a ...
2/27/2017 8:39:12 AM| 2 Answers
Weegy Stuff
S
P
P
L
Points 491 [Total 1260] Ratings 2 Comments 471 Invitations 0 Offline
S
P
P
L
P
P
Points 441 [Total 2415] Ratings 1 Comments 431 Invitations 0 Offline
S
P
P
L
P
Points 226 [Total 1440] Ratings 0 Comments 226 Invitations 0 Offline
S
Points 30 [Total 30] Ratings 3 Comments 0 Invitations 0 Offline
S
Points 24 [Total 24] Ratings 0 Comments 14 Invitations 1 Offline
S
Points 15 [Total 15] Ratings 1 Comments 5 Invitations 0 Online
S
Points 12 [Total 112] Ratings 1 Comments 2 Invitations 0 Offline
S
Points 12 [Total 22] Ratings 1 Comments 2 Invitations 0 Offline
S
Points 5 [Total 5] Ratings 0 Comments 5 Invitations 0 Offline
S
Points 4 [Total 4] Ratings 0 Comments 4 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.