Answer / c.hari balakrishnan

Nickel cadmium batteries are maintenance free batteries
and cost is high comaparing to lead acid batteries.
Sulphation formation is not so much frequent in NiCad
batteries,But in lead acid batteries regular maintenance to
be done.

tell me the various standerd of CT ratio

1 Answers   ICA,

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According to IEC60034-14, When the vibration monitoring system required for motor Bearing. above which KW, it is required? and for what type of bearing the vibration probe is provided.

0 Answers  

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what is induction furnance? how many phase supply given io its coil for 15 or 20 ton furnance?

1 Answers   Bhel,

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Please mention available current rating for MCB,RCCB,MCCB in the market or any website

1 Answers   ETCO,

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what is the working principle of smoke detector in fire alarm system

2 Answers   Vijaya Bank,

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WHAT IS TANK CKT.?

4 Answers  

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What is transformer saturation?

1 Answers  

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what is the concept of directional power?

0 Answers  

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Explain about Leakage Test.

0 Answers  

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I am having dual speed motor of cromton greaves make of 3.7 KW -1400 rpm and 5 KW - 900 rpm. Please let me know groups and winding connction for rewinding purpose.

0 Answers  

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line tester lamp working in which voltage?

3 Answers  

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what would happen nif we increase or decrease the capacitor of a flood light.

1 Answers  

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