The formular of how to calculate a cross sectional cable to feed an electric motor. Examle: 15KW, 26.1A, 415V. Calculate the cable size in mm2
Can you explain the phase displacement between primary and secondary of power transformer of any vector group(for ex)?1 1784
I have two power supply.a)govt. power b)Captive power.3 phase load connected inside factory.when source change govt. source to captive some motor rotate reverse. Is phase sequence changes when if off & on?If I off generator & on it again is it possible to get changed phase sequence??
what is the relationship between current and frequency in AC circuit?3 32905
if i have one capacitor=80 micro farad which correct the unity power factor,but i want to make capacitor bank who correct the power factor.so,how to split this capacitance value?2 2242
What is function of condenser in fan?3 4631
WHAT IS REACTIVE POWER?2 2881
In the diesel generator wihch type of power we can get it ? Like AC / DC2 3545
in breather of transformer how sillicon gel absorb the moisture?wat happen when the moisture in that oil?1 2785
why transformer ratings are in kva4 3646
What are all the points to be checked while decanting diesel from tanker lorry to HSD YARD1 1797
sail kaott diploma ece ke interviw me qus.kis parkar ke aate hai aur G.S me kya puchate hai kya sameedyaan me kis parkar ke qu.puchate hai
What motor is used in ceiling fans and what motor is used in table fan.? why table fan is costlier than ceiling fan?
What will be result if we connect LT votage to the terminal of HT motor?
impliment (AB)`+C to transistor representation
what is difference between line differential and transformer differential?
How to calculat the ratio of HT\LT in energy meter
i have attended the interview on 4th June,08 at Kolkata in IOCL, can anybody tell me what is its result
1.main parts of generator? what is used A-check,B-check,C- check? 2.what is FM200 system in data centers? 3.difference between pac,ahu?
dear all i am kumara now current working in electrical designing of control and relay panel i want learn some substaion design then any book are available. pls mention name and authour
Give atleast 20 alternating current apparatus and devices.
why it is so called as xlpe(cross linked poly ethyline) cable?
List out the different frequency domain specifications?
Why do we use center tap transformer that used with portable tools
Is it required to use Automatic transfer Switch in L&T panel board if we use AMF panel with DG set? How the single line diagram will be? Please forward the material to firstname.lastname@example.org
what is through fault?
how to compute kvar in substation feeder to improve power factor and sending voltage
what are the advantages and disadvantages of speed control of 3 phase induction motor by varying frequency explain with drawing