which has more heat effect(dc or ac)

4 Answers   CCEL, TATA,

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what is v/f control in VFD?

0 Answers  

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what is the difference between "ampere trip and ampere frame"

1 Answers  

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What is the difference between earth and neutral

3 Answers  

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Can we use MCCB with Auxiliary Contact in place of Contactor in a AMF System.

1 Answers   C&S, Farnek,

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explain Uninterrupted power supply detailed electronical operation with circuit diagram

1 Answers   Emerson,

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how  do you choose the cable size as per amps rating & the voltage drop for the same.

0 Answers   C&W,

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HOW WOULD YOU PRESENT THE POWER FACTOR PRACTICALLY ON A GRAPH

4 Answers   Bhel,

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Why AC & DC capacitor are use in UPS ??????????????????

0 Answers   Sanghi,

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How do we calculate over and under frequency tolerance from generator data?

0 Answers   DPS,

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why two contacts(in series) are using in closing circuit

3 Answers  

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what should be the spaciing between street lights designed for a manufacturing location. any IS codes?

0 Answers  

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