I need it in 30mins. Please!!! It\'s easy because the video answer all the quest
ID: 1600478 • Letter: I
Question
I need it in 30mins. Please!!! It's easy because the video answer all the questions. I just don't have enough time to do. Watch this https://www.youtube.com/watch?v=ygVZjQK5z-8
1. Describe how the current moves in practically all modern electric generators:
2. Who were masters at windmills?
3. What coal powered engine replaced windmills?
4. Faraday sought to link together what two fundamental forces of nature?
5. Describe the world’s first electric motor:
6. In what year did Faraday discover the connection between magnetism and electricity?
7. Faraday found that changing what quantity through a circuit induced a current?
8. What city did Thomas Edison strive to light up?
9. What scientist opposed Edison’s method of current flow to deliver electricity?
10. Explain Lenz’s Law?
11. What is “self induction?”
12. How is it possible to make electric fields circulate?
13. What does the demonstration involving the torroid illustrate?
Explanation / Answer
1) Using a magnet to make current go in a loop; move loop into magnet and back outagain, back and forth and back and forth
2) the Dutch
3) Electricity
4) Magnetism and Electricity
5) A device that kept twisting as it followed the magnetic field of a current. With this device,an electric current could produce physical work
6) 1831
7) Electromagnetic induction
8) Newyork
9)
10) a law stating that the direction of an induced current is always such as to oppose the change in the circuit or the magnetic field that produces it
11) the induction of an electromotive force in a circuit when the current in that circuit is varied