If you make an electromagnet using a battery circuit and a steel nail, how can you increase its magnetic strength?
Use a longer nail.
Wrap more coils of wire around the nail.
Replace the nail with a copper rod.
Remove the plastic insulation from the wire coil.
I would like a little help with this please,··
Answers: 1
Chemistry, 21.06.2019 13:30
What is the molecular formula of a hydrocarbon with m+ = 166? (write the formula with no subscripts, e.g. c4h10.) what is the sum of rings and double bonds in this compound?
Answers: 1
Chemistry, 22.06.2019 07:30
In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?
Answers: 1
Chemistry, 22.06.2019 22:00
If a solution contains 3 moles/liter of sodium chloride (nacl, made of sodium ions and chloride ions), what is the osmolarity of this solution
Answers: 3
If you make an electromagnet using a battery circuit and a steel nail, how can you increase its magn...
Mathematics, 31.03.2021 21:10
Mathematics, 31.03.2021 21:10
English, 31.03.2021 21:10
History, 31.03.2021 21:10
Mathematics, 31.03.2021 21:10
Mathematics, 31.03.2021 21:10
Mathematics, 31.03.2021 21:10
Health, 31.03.2021 21:10