joannemartinezc joannemartinezc
  • 05-04-2018
  • Physics
contestada

Explain why an electromagnet usually has a core of iron or steel

Respuesta :

myaperez2018
myaperez2018 myaperez2018
  • 16-04-2018
The iron amplifies the magnitude
Answer Link

Otras preguntas

If X is the set of negative numbers and Y is the set of positive numbers, then the union of X and Y and 0 is the set of (A) all real numbers (B) all integers (C
Amy raised £n for charity. Chris raised £18 more then any. The mean amount raised by the two of them is £45. Work out how much money each one of them raised
What's the other word stubborn; inflexible
I figured out the 1st question but I do not understand the second one...please show me step by step! Thank you!
what do I do to figure out this problem:3x+8=26+x
A sound wave of 70 cm travels 840 m in 2.5 sec. What is the velocity and frequency of sound?
Liz wants to drink 1.5 litres of water each day. She buys the water in packs of 6 bottles. Each bottle contains 0.5 litres of water. How many packs of water do
example of onomatopoeia in the seven ages of man
What would cause a decrease in the quality of circulating red blood cells
Which chemical equation best describes the reaction of potassium metal with fluorine gas to form solid potassium fluoride? A. K(s) + F2(g) → KF2(s) B. K(s) + F(