Power Electronics The UJT may be used as ___________. A sawtooth generator Am amplifier None of these A rectifier A sawtooth generator Am amplifier None of these A rectifier ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The normal way to turn on a diac is by ___________. Gate current Breakover voltage None of these Gate voltage Gate current Breakover voltage None of these Gate voltage ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Materials used in heat sink should have large surface area. high melting point. All of these. high thermal conductivity. large surface area. high melting point. All of these. high thermal conductivity. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following is not a power transistor? SITS. IGBTs. COOLMOS. TRIAC. SITS. IGBTs. COOLMOS. TRIAC. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The capacitance of reversed bised junction J2 in a thyristor is CJ2 = 20 pF and can be assumed to be independant of the off state voltage. The limiting value of the charging current to turn on the thyristor is 16 mA. What is the critical value of dv/dt? 600 V/µs. 800 V/µs. 1000 V/µs. 1200 V/µs. 600 V/µs. 800 V/µs. 1000 V/µs. 1200 V/µs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If holding current of a thyristor is 2 mA then latching current should be 0.009 A. 0.01 A. 0.004 A. 0.002 A. 0.009 A. 0.01 A. 0.004 A. 0.002 A. ANSWER DOWNLOAD EXAMIANS APP
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