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Mila [183]
3 years ago
10

How do electromagnets differ from regular magnets?

Mathematics
2 answers:
Ira Lisetskai [31]3 years ago
6 0

Answer:

Permanent Magnets and Electromagnets: What are the Differences? A permanent magnet is an object made from a material that is magnetized and creates its own persistent magnetic field. ... An electromagnet is made from a coil of wire which acts as a magnet when an electric current passes through it.

Step-by-step explanation:

WARRIOR [948]3 years ago
4 0

Answer:

A permanent magnet is an object made from a material that is magnetized and creates its own persistent magnetic field.

An electromagnet is made from a coil of wire which acts as a magnet when an electric current passes through it.

Step-by-step explanation:

Hopes this helps and sorry if incorrect

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Andru [333]

Answer:

x > 4

Step-by-step explanation:

Calling x the number of days Rita needs to bake the total amount of cakes, then inequality is x*8 > 32. Because she has orders for more than 32 cakes and can make 8 cakes per day. Dividing by 8 every side of the inequality gives: x > 4. Graph of the solution is attached (notice that 4 is not included).

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Approximately how much principal would need to be placed into an account earning 1.58% interest compounded monthly so that it ha
Natalija [7]

Answer:

The initial investment is $821.58

Step-by-step explanation:

Giving the following information:

Future Value (FV)= $90,597

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PV= FV/(1+i)^n

PV= 90,597 / (1.0158^300)

PV= $821.58

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3 years ago
Billy estimates that they will sell approximately 250 burgers thisweekend how much burger meat and fries (in pounds) should he o
arsen [322]

Answer:

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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