1. 0.5
2.
3.
4.
0.5
1.
2.
3.
4.
1. α = 72o
2. α = 36o
3. α = 150o
4. α = 120o
α = 72o
1. Vm
2.
3. 2Vm
4. 3Vm
1. 0 V
2. 50 V
3. 100 V
4. 26.8 V
0 V
1. increase chopper frequency keeping the duty cycle constant
2. increases chopper frequency and duty cycle in equal ratio
3. decrease only the chopper frequency
4. decrease only the duty cycle.
increase chopper frequency keeping the duty cycle constant
1. 1000 μS, 200 A
2. 700 μS, 382.8 A
3. 1000 μS, 282.8 A
4. 1000 μS, 382.8 A
700 μS, 382.8 A
1. 40 V, 5 A
2. 66.66 V 28.33 A
3. 60V, 25 A
4. 40V, 20 A
40 V, 5 A
1. remains constant
2. decreases, reachs a minimum at 50% duty ratio and then increases
3. increases, reaches a maximum at 50% duty ratio and then decreases
4. keeps on increasing as the duty ratio is increased
remains constant
1. 1.6 A
2. 6.4 A
3. 8.0 A
4. 10.0 A
8.0 A