Answer / mahadev kandagalla

There may be sudden increase in current, due to sudden DEACCELERATION that time drive may trip so my suggestion is that in any VFDS you will get DEACCELERATION time setting so just set it for a proper timing so that drive will not get trip.

what is the cable capacity of any load wise .

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Explain RLC circuit?

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Is pure capacitor load and pure inductor load is an linear load? pls justify

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how do you find making current and breaking current of the circuit breaker

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pls,send the previous year written test questions.

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why the supply power frequency is 50hz in india? where as it is 60hz in US?

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how to find number of run cable laying[LT side] for transformer & alternator secondary side? [above condition for getting output power transformer to main panel side] give the example.

0 Answers   L&T,

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what is linear motor?

2 Answers   Lucas TVS, wbsedcl,

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in slip ring motor if motor specification is given how we calculate its rotor resistance in starting

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Is it possible to measure the voltage of a battery from a single terminal?

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A simple Question from all.... If Voltage drops then its rated value what will be effect on a Residential load? similarly if voltage rises from its rated value then what will be effects on a load? i know if voltage drops the equipment or device draws more current then its rated what are other reasons ? thanks in advance for ur time.......

1 Answers  

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in VFD when freq is reduce the voltage will reduceor not if it will reduced upto ...

8 Answers  

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