what happen when dc shunt motor field is sudden open in
running condition

Answer Posted / tarak

the flux becomes very less dat is only residual
magnetism.as speedinversly proportional to flux d speed
will become very high.

Is This Answer Correct ?    120 Yes 20 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the fault or needs to be done when frequency in ac drives is not changing?

1202


To make a basic instrumentation amplifier, it takes A One op-amp with a certain feedback arrangement B Two op-amp and seven resistors C Three op-amps and seven capacitors D Three op-amps and seven resistors

1526


how can you size an automatic voltage regulator?

1865


How to reduce -234126219.6403 MVAr generation and by what?

1225


What is a feedback in control system?

746






Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

1682


Why hydropower is called renewable source of energy?

599


how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

1395


What will be the effect if I use inverter as UPS mood?

1745


why we use sinosidal voltage / current instead of others in system?

1651


WHAT IS FAULT CAPACITY OF HT MOTOR TERMINAL BLOCK? ANY BODY HAVE ANSWER PLZ....POST IT.

1705


Whether amorphous core transformer is available in India?.If available then up to what rating of voltage and KVA?.

1298


what are the usual topology of transformers at different substations in the power system and why that particular topology is choosen. what are the limitaions of that topology?

1602


direction of tarbine& genrator

1618


. How to calculate the Short Circuit Impedance in Transformer? How to calculate the Short Circuit Impedance in Transformer?

1619