Power Electronics A diac is turned on by ___________. None of these Gate current Gate voltage A breakover voltage None of these Gate current Gate voltage A breakover voltage ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Under normal operating condition voltage clamping device offers impedance of high value. low value. moderate value. zero value. high value. low value. moderate value. zero value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics CB used for over current protection of thyristor operates when the fault current is of long period. both (A) and (B). of short duration. neither (A) nor (B). of long period. both (A) and (B). of short duration. neither (A) nor (B). ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A thyristor can termed as Both a and B. DC switch. Square wave switch. AC switch. Both a and B. DC switch. Square wave switch. AC switch. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics COOLMOS device can be used in application up to power range of 2 KVA. 1 KVA. 500 VA. 100 KVA. 2 KVA. 1 KVA. 500 VA. 100 KVA. 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 4, 6. 7, 5. 5, 7. 6, 4. 4, 6. 7, 5. 5, 7. 6, 4. ANSWER DOWNLOAD EXAMIANS APP