Answer / dharamveer yadav

colour coding is red yellow and blue

Answer / bhanu_prasad06

for 1phase operated machines it will be Red black & green &
for three pfase machines Red yellow & blue.

Answer / mahavir jagdev

Depends which part of the world you are in ... in India it is normally red, yellow, blue ... in europe it is brown, black, yellow

Answer / sudeep sharma

red yellow nd blue.....sure

Answer / vipul n patel

as on indian standard rules & electrical phase seqence in red,yello and blue

Answer / biswa.biswa2010

colour coding of 3 core cable is red , yellow ,blue

Answer / anil

R Y B

Answer / amarnath

Its Red yellow blue...

Answer / basir ahammed

Red, Yellow, Green.

Answer / piyush

green , red ,yellow

why single phase to grd test in HV cable?why not 2 phase at a time?

0 Answers  

how to generator maintenance (A Check, B check,Etc)

0 Answers   Cummins, HCL,

why are the transmission lines operated at 220 kv nly... nt les dan dat...

3 Answers  

why overload relay is not tripped at time of starting of motor allthough staring current is too high?

5 Answers   TATA,

WHAT IS SEMICONDUCTOR? EXPLAIN DETAIL. FOR EXAMPLE TAKE A PENCIL.THE LEAD IS MADE UP OF GRAPHITE IT IS A CONDUCTOR.THE OUTER COVER IS MADE UP OF WOOD IT IS INSULATOR.PENCIL IS A SEMICODUCTOR MATERIAL.

5 Answers  

One watt is equal to how many? we says one watt bulb,means what it consume?

3 Answers  

Why neutral shows voltage with earth ?

2 Answers   MRF,

How is the connection of the tap changer on the HV side been made?

0 Answers  

electricity bill multiplication factor 487.20xconsumption=total unit in kwh. what is 487.20 ?

1 Answers   Spec International,

what will happen if there is a voltage leakage or current leakage in an electrical train

0 Answers  

what are the types of 3-ph. generator protection

2 Answers  

1- XC and the RC time constant are both measures of the reaction of C to a change in ____? 2-The power factor is a numerical ratio with a value between 0 and 1 equal to the ______________ of the phase angle. 3-When V and I are out of phase because of reactance, the product of V times I is called ______________ power 4-For _____________ inductors, the branch currents can be added algebraically. 5- The ______________ power in watts can be calculated as I^2R 6-Calculate XL with L = 30mH and f = 1kHz ( I have Xl=2piFL 2*3.141592653*1kHz*30mH =188 ohms Please check) 7-A parallel RL circuit has the values, R = 5kohms, XL = 5kohms. A voltage source of Vt = 10Vrms is connected in parallel to R and L. Determine the total current, It delivered by the voltage source Vt. 8-A series RC circuit has R = 1Mohm and C = 1microF. How long would it take for the capacitor to fully discharge if it is initially fully charged? 9-A circuit has real power = 300W and an apparent power of 500VA. Determine the power factor and phase angle. 10-The time constant for an LR series circuit is T = 0.1s and R = 10ohms. Calculate the inductance L.

0 Answers