Demo: EM-K-SP
Pira Index: 5K 20.50
Lab Equipment |
Directions |
- Electromagnetic solenoid
- Variac
- Copper plate and large copper sphere with black stripe
- 1000 ml beaker with 1 drop of liquid soap and to float the sphere
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- Remove the PVC rod if it is under the coil to allow iron core to drop with the top of the solenoid coil.
- Place the plate over the core lining up the markings on each to make a complete circle.
- Place the beaker containing water, soap, and ball on the center of the solenoid.
- Adjust the variac until ball spins. Minor adjustments may be made in the placement of the plate to insure optimal spin.
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