Answer Happy

(a) Complete following table by indicating the state of conduction for each switch at the corresponding time interval. <t<(1+D}|(1 +D)«t<7 Switch DT|DT T|T 0 <t< 212 << 2 Si S2 S3 S4
Figure 2 shows a PWM inverter operates with 40% duty cycle at 1 kHz across 20 resistor in series with 10 mH inductor. P CS1 S3 D3 100 V R W D4 *S2 D2 Figure 2