6. A generating station supplies power to the following : (i) a lighting load of 100 kW; (ii) an induction motor 800 h.p. (596-8 kW) p.f. 0-8 lagging, efficiency 92%; (iii) a rotary converter giving 150 A at 400 V at an efficiency of 0-95. What must be the power factor of the rotary convertor in order that power factor of the supply station may become unity ? [0-128 leading]

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6. A generating station supplies power to the following :
(i) a lighting load of 100 kW;
(ii) an induction motor 800 h.p. (596-8 kW) p.f. 0-8 lagging, efficiency 92%;
(iii) a rotary converter giving 150 A at 400 V at an efficiency of 0-95.
What must be the power factor of the rotary convertor in order that power factor of the supply station may
become unity ?
[0-128 leading]
Transcribed Image Text:6. A generating station supplies power to the following : (i) a lighting load of 100 kW; (ii) an induction motor 800 h.p. (596-8 kW) p.f. 0-8 lagging, efficiency 92%; (iii) a rotary converter giving 150 A at 400 V at an efficiency of 0-95. What must be the power factor of the rotary convertor in order that power factor of the supply station may become unity ? [0-128 leading]
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