81. Which of the following is correct for inverters?
82. Which one of the following statements regarding the two transistor model of the p-n-p-n four layer device is correct?
83. An SCR combines the features of . . . . . . . .
84. The duty cycle of a pulse of width 2 microsecond and repetition frequency 4 kHz is
85. Which semiconductor device behaves like two SCRs?
86. The number of terminals present in IGBT is
87. From circuit design simplicity and economy point of view, one of the following configurations for a converter is the best. Which is that?
88. Which of the following device used for high frequency applications?
89. An SCR can be switched from a non-conducting state to a conducting state by applying
1. A voltage with high $$\frac{{{\text{dv}}}}{{{\text{dt}}}}$$
2. Voltage greater than forward break over voltage
3. Negative gate current with positive anode voltage
4. Positive gate current with positive anode voltage
Which of the following is correct?
1. A voltage with high $$\frac{{{\text{dv}}}}{{{\text{dt}}}}$$
2. Voltage greater than forward break over voltage
3. Negative gate current with positive anode voltage
4. Positive gate current with positive anode voltage
Which of the following is correct?
90. A TRIAC is similar to
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