So for the nokia battery.
Which is a 3.6V battery with 750mA.
I would have to do this calculation:
750 = 3.6 * 1200
R
(=) 3.6*1200 = 750
R
(=) 3.61200 = 750R
(=) 4320 = 750*R
(=) 750R = 4320
(=) R = 4320
750
(=) R = 5.76
So 5.76K resistor? Am I right?