Why sphere gap electrodes are used for triggering.
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Why sphere gap electrodes are used for triggering.
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- The resultant DC signal from a half-wave rectifier circuit was investigated, the following trace was observed on the oscilloscope: RIGOL T'D f 0 -80.0mV CH2 500MV Time 5.000ms T+0.0000s The trace has a slight ripple in its structure. This ripple can be attributed toWhat is the function of the IC regulator?Explain why a diode is connected across the output terminals of a buck chopper.
- 17. Explain why a diode is connected across the output terminals of a buck chopper. 18. Briefly describe the effects the switching control signal frequency has on the output voltage and current of a boost chopper.Comparing the performance with controlled rectifier circuit which one of the following statement is correct for DC -DC chopper ? O a. Regenerative braking process is very slow O b. Efficiency is poor in chopper circuit O c. small filters are required O d. Switching frequency is not responsible for output ripplesA single phase half-wave AC voltage controller provides output RMS voltage of 50V when the triggering angle (a) is 90°. For the same a, what is the output RMS voltage if the AC voltage controller changed to full-wave type.
- Comparing the performance with controlled rectifier circuit which one of the following statement is wrong for DC -DC chopper ? a. small filters are required O b. Regenerative braking process is very slow O c. Switching frequency is responsible for output ripples O d. Efficiency is better in chopper circuitZENER DIODES: Answer letter A only. Answers are already GIVEN. I just need you to explain them in plain English. Draw additional circuits if necessary to state your point.Question- Find the voltage ripple factor if An SCR rectifier circuit is designed such that the average output voltage is 77.64 V & RMS value of output voltage is 145.87 V.?
- ZENER DIODES: Answer letter B only. Answers are already GIVEN. I just need you to explain them in plain English. Draw additional circuits if necessary to state your point.4a) This question is about half wave rectifier Half wave rectifier with a reservoir capacitor -> connected -> AC mains supply (220Vrms, 50Hz) by 20:1 transformer. What is the value of capacitor for the ripple voltage of X% of the peak input voltage? The load's maximum current is 170mA. Show the full working!Subject-power electronic Define A.Delay time B.Rise time C.reverse recovery voltage D.spread time.