- A steel bar is drawn into a solenoid when the switch is closed.
(use 10 ohm rheostat, set current to 5 A)
(insert end of bar 1/2 - 3/4 of the way into solenoid)
| 5H25.25
FORCE ON SOLENOID CORE |
|
(use 10 ohm rheostat, set current to 5 A) (insert end of bar 1/2 - 3/4 of the way into solenoid) |