Contemporary Electronics Fundamentals, Devices, Circuits, and Systems 1st Edition by Louis Frenzel

Exercise 2

Calculate the value of the shunt resistance, R S , needed to extend the range of the meter movement in Fig. 12-21 to (a) 100 A; (b) 1 mA; (c) 5 mA; (d) 10mA; (e) 50 mA; (f) 100 mA.