If you have an earth with pilecap then your resistance is really low. why and how?

0 Answers  

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What is the impact of MCCB & MPCB on Distributed Control System?

6 Answers  

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how one can know the charging time, discharging time of a 12 VDC battery ? If i have a battery of 12 VDC , 4.0 AH , how long will it take to charge from a charger (power supply) of input 220 V , Output 15 V and output current of 3000 mA and how long will it take to discharge whether using or not ? How much backup will it give ?

1 Answers   ONGC,

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how to interlock 3 nos MCCBs using under voltage coil. please provide me circuit diagram?

0 Answers   Honeywell,

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what happen if ac supply is fed to rotor of the alternator

2 Answers  

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how the earthing point or earthing is taken for ships and airplanes?

1 Answers  

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Why dc Supply used in Control circuit.

12 Answers   HP,

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how to increase senstivity of ct

0 Answers   NPCIL,

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by using pump duty, how we will can calculate the motor duty(KW)? is there any standard or formula.

0 Answers   HP,

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what is the difference SCR & TRIAC?

13 Answers   TCS,

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what is use of governer in diesle engine

1 Answers   Aricent,

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What is the difference between reverse power trip & inadvertant trip?

1 Answers  

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