// Exa 4.4 clc; clear all; // Given data Iful= 200; // Full scale deflection current in micro Amperes Rm= 100;// Internal resistance of the movement in Ohms Range= 50; // Voltage range // Solution S= 1/(Iful * 10^-6); // Sensitivity of voltmeter is ohms/volt // Rs=S*Range-Rm ; Rs=S*Range-Rm; // Multiplier resistance printf(' The value of multiplier resistance = %.1f K Ohms \n', Rs/1000);