What are the symptoms of a bad PG card of a drive (inverter) esp. of Yaskawa Ac Drives (inverters) G7 ?

1564

what is Direct control valve ? explain its practical applications?

1764

Typically, an IA has an external resistor used for A Establishing the output impedance B Setting the voltage gain C Setting the current gain D Interfacing with an instrument

1237

what is different between phase and netural

1496

Why the earth to phase voltage is high 250 compare to other two phases

1051

Why is concrete cube test carried out?

757

Which method has more procity in cast part? Which method has more strength in cast part?

469

how can one get scholership based on gre score ang how much scholarship one can get, plz suggest the way one can apply and get scholarship

2700

In EB metering we face problem kva jump even in no load condition.can any one help to control this

1362

what is dry and wet frequency withstand voltage? why & where it is used??

1770

What are the characteristics of an ideal op-amp.

627

which IS or IEC is used for earthing,breakdown voltage of transformer oil, hv/pd testing and all type of electrical testing

2204

How many litres did 1 cubic meter contains?

647

How temperature compensation is achieved in strain gauges?

652

Can u Explain about the electronic trivector meter and the use of data converters in them?

1880