'Coil changes' presentation slideshows

547 views • 33 slides

ELECTROMAGNETIC INDUCTION

429 views • 11 slides

Demonstration B4 How is the voltage changed?

Demonstration B4 How is the voltage changed?. Task 1 A moving magnet. 1. What can you see on the datalogger? In what way is the coil similar to the magnet? What does this show?. Task 2 Switching a d.c. current on and off.

132 views • 5 slides

Conceptual Questions Chap. 20

Conceptual Questions Chap. 20. If the magnetic field should change rapidly, a large emf could be induced in the bracelet. This could cause either a high-voltage arc in a gap in the bracelet, or a large current that leads to resistance heating in the case of a continuous band.

146 views • 1 slides