Recent content by voxphate

I was afraid of that, but I just wanted to make sure I wasn't missing anything obvious. Thank you. EDIT: My teacher actually just changed the correct answer on the homework to 1.98 g. Wonder if he saw this?

Homework Statement Two straight rods 60 cm long and 2.0 mm apart in a current balance carry currents of 18 A each in opposite directions. What mass must be placed on the upper rod to balance the magnetic force of repulsion? ## \mu_0 = 4 \pi * 10^-7 ~\frac {T * M} {A}## ## g = 9.81 ~m/s ##...