What is the one main difference between ups & inverter ? And electrical engineering & electronics engineering ?

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How do apply electrical 'c'license......pls advice

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what is a switchgear. what is its work & where it is used?

5 Answers  

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what are the materials used in HRC fuse

3 Answers   Bhel,

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In Aeroplane what circuitry or method use for earthing?

9 Answers   Bhel, EDA, Wind World,

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what a function diesel generetaor turbo charger & turbo charger is more heated explain reason ?

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explain the what is a drive ? 0 4 which type motor r use in the celling fan..... PCB plannet 2 13 If stator & rotor of a 3-phase induction motor have different no. of poles, will the motor run or not?? types of drives Why dc supply is used for closing and tripping coil of ht breakers. What happen if we use only ups ac supply only. ACC 1 41 how the 3phase induction motor is running in 2phase supply with help of capacitor? 1 33 what is the actual difference betwen constructional details and constructional features? 1 20 how does commutator convert a.c to d.c?

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how circuit breaker work.. what is the operations taking place inside a circuit breaker when an overcurrent occurs... is it similar to fuse?

0 Answers   LTT,

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What is the necessary and sufficient condition for stability.

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i have ht transformer of 142 kva with air cooled facility,having secondary voltage 7850volt, and secondary connected full way bridge rectifier .i faced the problem repeatedly that transformer one coil and rectifier diode of two phase was burnt two times. i checked all the secondary ckt. no any short ckt found,then what will be the cause side

2 Answers   Modern Terry Towels,

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How do i carry out or know the vector group of a Dyn1 and Dyn5 transformer

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what is advertised hop count

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