what is the contact resistance of vacume circuit breaker??

1 Answers  

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the winding of Generator and Motor is star or in delta ? and why

0 Answers  

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What is meant by coupling capacitor?

0 Answers  

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How much current in 100 kva Transformer HT & LT side

1 Answers  

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In Siemens S7-300 PLC, what is funtion and funtion block ? What is the difference between them ? When to use function and when to use function block

2 Answers  

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What is the physical significant of power factor?

0 Answers   Cooper,

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what is AVR? what is the function of AVR?

2 Answers  

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depending on what we can choose the rate of mccb considering that we know the total load

2 Answers  

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How to Preparation of online test

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which type of A.C motor is used in the fan (ceiling fan, exhaust fan, padestal fan, bracket fan etc) which are find in the houses ?

25 Answers   Airtel, MPPTCL, USSA,

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what will hapen if secodery circuit is open of current transformer WHy neutral to ground trips when neutral touches the ground

1 Answers  

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how does circuit breaker works

1 Answers  

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