what is the function of short circuit maintenance ct and droop ct.

1 Answers   L&T,

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What is the relation between frequency and motor rpm?

0 Answers  

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MICOM P122 OC/EF RELAY HAVE HARMONIC RESTRAIN OR NOT?

1 Answers  

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a 3 phase slip ring induction motor is wound for 4 poles on stator and 6 poles on rotor; when 3 phase balanced voltage source at 50 hz is applied to motor it will run at a)1500rpm b)1000rpm c)750 rpm d)zero rpm

13 Answers   Essar, PSPCL, PSTCL,

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what is the meaning of ceiling voltage in Generator exciter?

1 Answers  

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50 electric bulbs are connected across supply of 220 volts. After one bulb is fused remaining 49 bulbs are again connected to same supply. which case will have more illumination & WHY????????

5 Answers   KJ,

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How to select circuit breakers rating eg. if i select a circuit breakers of capacity 40 amps DC with operating voltage 28 volts and if i what to use same circuit breakers for 300 Volts DC application what is the current rating of this circuit breakers.

0 Answers  

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WHAT IS LINIER MOTOR?

4 Answers   BSNL, wbsedcl,

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IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.

0 Answers  

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What are the types of transformers according to the arrangement of iron cores?

0 Answers  

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how do you test tachos and servos

0 Answers  

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Why capacitor bank does not require in DG Set?

21 Answers   IBM,

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