joannemartinezc joannemartinezc

05-04-2018
Physics

contestada

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

Respuesta :

myaperez2018 myaperez2018

16-04-2018

The iron amplifies the magnitude

Answer Link

Otras preguntas

What do weather maps display? Weather stations Environmental events Atmospheric conditions Mathematical equations

The figure below is made of two identical triangular prisms. What is the volume

What is the domain of the function shown on the graph?

Which of Newton’s laws of motion is demonstrated by a hammer pounding a nail into a board

please help me enter a simplified expression for the amount, and dollars, that the company is paid

25. Why does increasing concentration usually increase reaction rate?

I just don’t understand how to answer. Please help me

I need help solving this problem

Given the reaction C + O2 ---> CO2 which pair of reactions represents the two half-reactions?

In Ben's Town we learn that Benjamin Franklin found "practical ways to solve problems, fill community needs, and to improve life for his fellow citizens. Frankl