level: magnet effect of a current
Questions and Answers List
level questions: magnet effect of a current
| Question | Answer |
|---|---|
| how can we increase the strength of the magnetic field of that wire carrying the current? | increase the current |
| how can we increase the strength of the magnetic field of that wire carrying the current? | wrap the wire into a solenoid |
| how can we increase the magnetic feild of the solenoid | add more turns to the coil |
| how can we increase the magnetic feild of the solenoid | increase the current |
| how can we increase the magnetic feild of the solenoid | add an iron core |
| what is the effect on the magnetic feild of increasing the magnitude of current | increasing current = stronger magnetic feild |
| what is the effect on the magnetic feild of changing the direction of the current? | will reverse the magnetic feild |