How to design constatnt power source with variable current and Voltage.

2 Answers  

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What is the resistance of human body from head to toe?

10 Answers   Bhel, Getco, Infosys,

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What is Procedure the procedure to select CT's & PT's in 66kV and above substation?

2 Answers   BEL,

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how we can save the power ? suppose the electricity board gives 11 kw , but the machine require only 8 kw means how we can save the exese energy

2 Answers  

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what is meant by flywheel and its role in retardation test

0 Answers  

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What is different between MCB & MCC & isolator switch

1 Answers   Standard Chartered,

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Write masons gain formula.

0 Answers  

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why elcb used in circuit

4 Answers   ABB,

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what composit error,ratio error,phase error in CT and PT??

4 Answers  

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HOW TO CALICULATE THE LEAD ACID BATTERY AH AND HOW TO FIND THE 1.2KVA UPS BACKUP @ 1000WATTS LOAD?

2 Answers  

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why the Parameters : Base Voltage & Maximum Voltage can't be equal in value in a VFD (Variable Frequency Drive) ? How much the base voltage would be lower than the maximum voltage ? If 400 V is the 3 phase output of a VFD ... then what should be the base voltage ? thanks a lot

1 Answers   Yaskawa,

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Who is reputed manufacturer of TNC switch for ACB in India ?

3 Answers  

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