3 years ago

If an electromagnetic is made using a battery circuit and a steel nail, how can its magnetic strength increase

1 answer:

7 0

If you coil the wire around and around, it will make the magnetic force stronger, but it will still be pretty weak. ... The strength of an electromagnet can be increased by increasing the number of loops of wire around the iron core and by increasing the current or voltage.

You might be interested in

On Earth, most years are 365 days long. On Saturn, a year is 10,740 days long. Why is a year on Saturn so much longer than a yea

mr Goodwill [35]

I would say its because Saturn is so far away from the Sun and when it orbits the Sun its like 9.5 NU

7 0

3 years ago

Read 2 more answers

Assume there are 10,000 Joules (J) of energy available in trophic levelll in the figure According to the conventional model of e

geniusboy [140]

Answer:

To complete this calculation, we divide the amount from the higher trophic level by the amount from the lower trophic level and multiply by one hundred. That is, we divide the smaller number by the bigger one (and multiply by one hundred)

Explanation:

I just looked it up and it said that but idk if that's right

7 0

3 years ago

Which reaction has the lowest activation energy?

mamaluj [8]

Answer:

rotting of bananas

Explanation:

5 0

3 years ago

Read 2 more answers

The driving force behind gas exchange in the body is

svlad2 [7]

Answer:

Explanation:

Gas exchange. Gas exchange occurs as a result of respiration, when carbon dioxide is excreted and oxygen taken up, and photosynthesis, when oxygen is excreted and carbon dioxide is taken up. The rate of gas exchange is affected by: the area available for diffusion.

3 0

3 years ago

Describe the path the blood takes as it flows through the nephron.

Nookie1986 [14]

A figure 8 shape is how the blood goes throught the body

8 0

3 years ago