Recent content by PFOpen

Thanks for all replies! If a resistor is conecter between the ends of the coil which makes the total resistance including the coil to 10 ohms, how much will the speed be reduced then?

I need some help to calculate the retardation of a magnet cylinder passing trough a coil with an open end which lies horizontal. If you have a 0.5 m long circular coil which is 50 mm in diameter and a circular magnet cylinder fitting into the rod. The magnet cylinder has an initial speed of 10...