What is the basic difference between earthing, ground and neutral?

11 Answers   Balco, Cognizant,

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how snubber circuit works to protect switching devices?

2 Answers   Electrotherm,

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An input device is interfaced with Intel 8085A microprocessor as memory mapped I/O.The address of the device is 2500H.In order to input data from the device to accumulator,the sequence of instruction will be

1 Answers   GATE,

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when a cunductor is being disconnected from live cct, still it showing charged, if its checked by line tester?

8 Answers   GEB,

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A 400KVA ,50HZ TRANSFORMER IS TO BE OPERATED AT 50HZ.THEN KVA RATING OF THE TRANSFORMER?.

4 Answers   GATE,

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What should be the value of earth resistance for an instrumentation/electronic circuit? As per which IS/IEC Code?

3 Answers   IOCL,

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How many types of oil using in H/T & L/T Oil Circuit Breakers. need Explenation ?

0 Answers  

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how does a submersible pump work..?

0 Answers  

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how to select power and control contactor .

1 Answers   Bhel,

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how works inductive &capacitive sensors?

0 Answers  

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if transmission voltage expressed as the multipple of form factor(1.11)........11,33,66,220 etc......then why madakkathara substation(kerala) voltage is 400kv..not 440.....?

2 Answers   KSEB,

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AC is the magnitude of sinosudial-wave but we use cose value to determine power factor instead of sine value.

2 Answers  

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