subject
Biology, 07.12.2020 06:50 janetexcoelho

Which action is the best way to turn an electromagnet on and off? A. Add a switch to the electrical circuit

B. Slide the magnetic core in and out of the wire coil.

C. Increase or decrease the temperature.

D. Change the shape of the wire coil.

ansver
Answers: 1

Another question on Biology

question
Biology, 21.06.2019 13:00
Covalent bonds are formed between metals and boiling points true or false
Answers: 2
question
Biology, 21.06.2019 17:00
Forensic nursing is a medical-specialist career that grew out of a response to divorce in society. true false
Answers: 1
question
Biology, 22.06.2019 07:00
When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur
Answers: 1
question
Biology, 22.06.2019 08:00
Drag each tile to the correct box. arrange the layers and faults from oldest to youngest.
Answers: 1
You know the right answer?
Which action is the best way to turn an electromagnet on and off? A. Add a switch to the electrical...
Questions
question
Mathematics, 22.07.2019 12:00
question
English, 22.07.2019 12:00
Questions on the website: 13722367