Power Electronics A string of n parallel SCRs is operated at 72 KA, the rating of each SCR is 1 KA. If derating factor of the string is 0.1. Then calculate the value of n 70. 60. 90. 80. 70. 60. 90. 80. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics By which one of the following we can measure the reliability of a string? String efficient. Reliability factor. Factor of safety. Derating factor. String efficient. Reliability factor. Factor of safety. Derating factor. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics COOLMOS device can be used in application up to power range of 100 KVA. 500 VA. 2 KVA. 1 KVA. 100 KVA. 500 VA. 2 KVA. 1 KVA. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac can pass a portion of ___________ half-cycle through the load. Only negative Only positive Both positive and negative None of these Only negative Only positive Both positive and negative None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Practical way of obtaining static voltage equalization in series connected SCRs is by the use of one resistor in series with each SCR. resistors of the same value across each SCR. resistors of different values across each SCR. one resistor across the string. one resistor in series with each SCR. resistors of the same value across each SCR. resistors of different values across each SCR. one resistor across the string. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power transistor are type of BJTs. IGBTs. MOSFETs. All of above. BJTs. IGBTs. MOSFETs. All of above. ANSWER DOWNLOAD EXAMIANS APP
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