Answer / dilip

for dc motor Ia = (V-Eb)Ra = (735.5*H.P)/V
for 3-ph motor Ia = (735.5*H.P)/V

Answer / dilip

theoritically it is 735.5 but practically 746 W = 1 H.P

Answer / mdrameeztp

it is not 735.5 but it is 745.7 , rest of the part in above
answer is true

Answer / eng/mohamed

3pH every 1kw drew 2 amp 380 v
every 1 hp drew 1.5 amp
for dc i=p/v for dc and 1bp ac

Eng/mohamed

Answer / raghavan

I=p/1.732*v*cos¢ for ac

why fuse is not used in neutral...

12 Answers  

HOw can we calculate power factor at HT side.

6 Answers  

Explain why machinery used on a.c supply is usually rated in KVA instead of KW?

10 Answers   EEE, Mtandt,

an electric bulb is connected on a holder. one end of the wire is connected to the phase and the remaining one connected to earth instead of neutral. the bulb will glow or not? if yes then what is the need of neutral?

7 Answers  

draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words

1 Answers  

Please provide me detail cable voltage drop calculation

1 Answers  

what is diffrence between MH LAMP and HELLOZEN LAMP

1 Answers  

Which element has power dissipated in it when the source is removed ?

2 Answers   SSC,

in 4 pole lap wound dc motor one brush is disconnected then what result in new voltage if its voltage is v volts power is p watts current is i amp

1 Answers   GATE,

How to earth the star delta connected transformers?

1 Answers   UPPCL,

Hello Can I use step up HV transformer 440/4160V as a step down? Thanks Evgeny

5 Answers  

what is the main purpose of line PT and bus PT?

11 Answers   L&T,