Introduction to Robotics/Electrical Components/Assignment/Teachers

Ohm's Law

 * 1) Calculate using ohm's law:
 * $$v = ir$$
 * $$5 = (2 \times 10^{-3})r$$
 * $$r = \frac{5}{(2 \times 10^{-3})} = 2.5 k\Omega$$
 * 1) Ohm's law is linear. Compare v = ir with y = mx, which is the equation for a line. If r is a constant like m, then y is v and i is x.