PRACTICAL MATLAB® FOR ENGINEERS PRACTICAL MATLAB
210 Practical MATLAB® Applications for Engineers P.2.11 The potentiometer R 5 of the circuit diagram of Figure 2.110 varies over ...
Direct Current and Transient Analysis 211 FIGURE 2.110 Network of P.2.11. R 1 = 10 Ω R 2 = 20 Ω R 3 = 30 Ω V 0 = 100 V I 2 I 1 I ...
212 Practical MATLAB® Applications for Engineers Write a program that returns the following plots: a. I versus VAB b. I versus V ...
Direct Current and Transient Analysis 213 The ∆-to-Y transformation equations are R RR A RRR 12 123 * R RR B RRR 13 12 ...
214 Practical MATLAB® Applications for Engineers P.2.19 The current iC(t) through a capacitor C = 1 μF is shown in Figure 2.115. ...
Direct Current and Transient Analysis 215 P.2.22 The RL circuit in Figure 2.118 presents an initial current i(0) = 0 A at the in ...
216 Practical MATLAB® Applications for Engineers P.2.25 For the circuit shown in Figure 2.121, evaluate a. I 1 , I 2 , I 3 , I 4 ...
Direct Current and Transient Analysis 217 P.2.27 For the circuits shown in Figure 2.123 evaluate R by a. Writing a MATLAB progra ...
218 Practical MATLAB® Applications for Engineers FIGURE 2.126 Network of P.2.33. b V = 100 V L = 2 H R 3 = 9 Ω R 2 = 1 Ω R 1 = 1 ...
Direct Current and Transient Analysis 219 P.2.33 The switch shown in Figure 2.126 has been at (position) a for a very long time. ...
220 Practical MATLAB® Applications for Engineers FIGURE 2.131 Network of P.2.39. V = 120 V − R C = 1/27 F R 1 = 10 Ω L = 9 H Swi ...
Direct Current and Transient Analysis 221 FIGURE 2.132 Network of P.2.40. V = 12 V Switch moves down at t = 0 + − R = 2 Ω R 1 = ...
222 Practical MATLAB® Applications for Engineers disconnecting the source. Obtain expressions for the transient voltage across C ...
223 3 Alternating Current Analysis ............................................................................. The task of Sci ...
224 Practical MATLAB® Applications for Engineers The general accepted universal AC wave model is, therefore, a sinusoid function ...
Alternating Current Analysis 225 Sketch and plot sinusoidal wave forms State the standard analytic form to represent a sinusoida ...
226 Practical MATLAB® Applications for Engineers 3.3 Background R.3.1 The general form of a sinusoid AC voltage is given by v(t) ...
Alternating Current Analysis 227 where j = √ ___ −1 (Euler’s identity) and e n n (^) 1 23 23 !! ,, ! (Taylor s series)’ ...
228 Practical MATLAB® Applications for Engineers R.3.10 The RMS or effective value of the waveform x(t) is given by X T RMS xtdt ...
Alternating Current Analysis 229 Note that AVm t dt A dt A T TT sin() 0 , 0 22 ∫∫ (^0) and V t dt V t dt V dt V T m T m T mm ...
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