starting torque is increased and current is decreased by
using external resistance in a slip ring induction motor.
How??

Answer Posted / k.prakashchandra

The pf is improved

Is This Answer Correct ?    2 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

plz explain the auot-reclosing circuit in electrical engineeing

1915


the site measured knee point voltage of protection class CTs should be greater than rated knee point voltage? what about meetering class CTs. Should it be below the rated knee point voltage?

1641


How can we calculate the transformer rating if the load calculated is 1000KW (11Kv Supply)?

664


hi Is there any possibilities to find out the rotation of a shaft or something else by using electromagnectic waves or by IR rays.If s then can v change the dir., of rotation of the same by remotely?& how? plz dn't any1 say "NO r CAN'T"

1617


what is meant by flywheel and its role in retardation test

1971






how to calculate short circuit current for the busbar

959


why single CT used in DOL starter power circuit?

2067


Formulae for calculating the transmission line losses for different voltage levels

1626


sent to a site and asked to explain how you would like a twenty seven flour building should be supplied with lighting and sockets plus a water boiler.

1494


how to extend relay operating timing in 24V dc relay card (without using Timer )

1467


"TRANSFORMER MODELING AND ANALYSIS" MEANS WHAT AND WHICH TOPICS U READ IN THIS

1427


why capacitance effect is predominant in underground cable transmission and inductance effect is predominant in over head line transmission?

3199


Why the standard of ambient teperature mentioned as 40 degree celcius in machines.

1457


what is the effect of connecting three phase supply lines to three phase auto transformer output terminals through a fuse of 10Amp and a circuit breaker (MCB). Is this connection permanently destroy the transformer?

1475


Show the schematic arrangement of diesel power station layout and give its principle of operation.

2541