Related MCQs

• For 3 phase rotary converters, when power factor is unity. the ac line to dccurrent ratio is
• When a thyristor turn on, the gate drive:
• In a three phase half-wave cycloconverter ___________
• The frequency of the ripple in the output voltage of 3-phase semiconductor depends on:
• Current derating may be necessary when thyristors areoperating in
• In a single phase half-wave thyristor circuit with R load & Vs=Vm sinωt,the maximum value of the load current can be given by
• Least undulating current will be delivered by which mercury arc rectifier
• Harmonics in 3 phase inverters can be reduced by using
• In the method of phase control, the phase relationship between ___ & ___ iscontrolled by varying the firing angle
• Calculate the output voltage of the Boost converter if the supply voltage is156 V and duty cycle value is .4.