Why we use 4-20 mA Analog signal for the PLC input? Why not 0-20 mA? Why not 5-25 mA?
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in power station what is the electrical circuit length of spacing between power transformer and lightning arrestors,for the voltage system of 230kv,110kv,33kv,22kv,11kv?
What is lifting power for 1 wb/m2 and 1 A magnet?
1.what is mean by 8/20 micro sec waveshape
how do skin effect is reduced when hallow cond or stranded cond are used ?
hi frnds...pls send me aptransco previous papers .....pls..pls,,,(madhar.rocking@gmail.com)and suggest me some websites
A 6.6 KV motor breaker is try to Drack OUT by me while the motor running. What will Happened? a, will Trip. b,Drack Out lever will not access c, will get shock d, noting will happened
What is mean by hot and cold loop testing? What is the difference between them?
what happen as when voltage drop(or may decrease) ? in case of atomic base theory?
CAN ANYBODY PLEASE TELL ME HOW TO DESIGN A SERIES REACTOR FOR LIMITING SHORT CIRCUIT FAULT CURRENT??
Which neutral is use when DG(3 Phase)is running?
Why star point of star connected motor is not grounded? Why alternator is operated at lagging power factor?
what is the difference between a hooter and a mcp
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