Answer Posted / k.prakashchandra

Isolate all phase windings at both ends and measure IR of
each phase to body and between windings

transformer spections :: input voltage 0-110-230v; output volage 0-10-12-14v; amp=3A using CRNO CORE, capcaity=50VA primary turns = ? ; secondry turns =?

2147

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why dc is used in control circuits for MV & LV switchgeras instead of ac

2016

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what is the voltages using in movie theaters??? why ??why not other??

2365

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Explain using drawings what is reverse PID action w.r.t PID controllers.

3533

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how to wiring it with contactor and timer together

1915

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we use capister for power factor. when we use capaciter in dg circuit  than defect dg. can we use capaciter bank for dg circuit

1982

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As we use capacitor bank in 3ph ckt to improve PF, can we use capacitor in single ph domestric use, in house we have Fan,Mixer,electric cooker,iron,tube choke they also lag the system,because it is inductive load. if it is possible to improve PF of single ph system-- if yes- type of capacitor to be used,connection diagram, working in detail. if no-- list it.

1846

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Details about Flux Compensated magnetic Amplifer starter for motors

2062

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How is the gain affected by the introduction of feedback in a control system.

1204

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ACCORDING TO IEC WHAT SHOULD BE THE MINIMUM HEIGHT OF G.I. STRUCTURE OF CT, PT, ISOLATOR, LA?

2271

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Convert a star connected network into a delta connected network.

1170

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we have one oven for 12 zone we are installed ir lamp in oven we control load from thyrister and 0 to 5vdc so our zone no 8 getting bright in fraction of second so what we do.. Please answer

1795

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What are dependent sources?

1265

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How to Calculate Current Rating of SDFU (Switch Disconnector Fuse unit) for Protectionof Capacitor Bank connected to Busbar of 800Amp,in LV side of 11/0.433KV, 250KVA Transformer?

5459

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sir plz send some previous year questions of jspl.

1993

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