Power Electronics For an SCR gate cathode characteristic is a straight line of 130. For triggered source volume of 15 V and allowable gate power dissipation of 0.5 W compute the gate source resistance? 115 ohm 11.19 ohm 108 ohm 111.9 ohm 115 ohm 11.19 ohm 108 ohm 111.9 ohm ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is 140 μs. 130 μs. 135 μs. 145 μs. 140 μs. 130 μs. 135 μs. 145 μs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To turn on UJT, the forward bias on the emitter diode should be ___________ the peak point voltage. Less than More than Equal to None of these Less than More than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics COOLMOS device can be used in application up to power range of 100 KVA. 2 KVA. 500 VA. 1 KVA. 100 KVA. 2 KVA. 500 VA. 1 KVA. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Switching frequency of SITH is 100 KHz. 10 KHz. 5 KHz. 60 KHz. 100 KHz. 10 KHz. 5 KHz. 60 KHz. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A thyristor string is made of a no. of SCR connected in series and parallel. The string have volume and current of 11 KV and 4 KA. The voltage and current rating of available SCRs are 1800 V and 1000 A. For a string efficiency of 90 % let the number of SCRs in series and parallel are a and b respectively. Then the value of a and b will be 7, 5. 6, 4. 4, 6. 5, 7. 7, 5. 6, 4. 4, 6. 5, 7. ANSWER DOWNLOAD EXAMIANS APP
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