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
What is the one main difference between ups & inverter ? And electrical engineering & electronics engineering ?
harmonics filter
11 kV line deraction check by an Engineer.
why and how current drawn by battery charger depends upon the altitude where it is located?
what is meant by the phrase 'static load' in case of shorting in a generator excitation system?
what is the power rating of CPU, CRT type moniter, LCD type moniter,scanner Approx.
If more than rated DC voltage appears across trip coil of the breaker, what will happen? e.g. in 110V DC circuit system, if voltage across battery terminal showing 121 V
What is Instantaneous Earth fault relay,how will work
we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.
Difference between Earthing Truck & Earthing trolly for HT panel
what will happen if the prime mover on the field excitation of the on-coming generator fails?Explain.
What is the abbreviation of NGT panel
sir pls tell me . our ct specifications are 120/5 ,2 core , 0.2 and 5p10 class , 30va and 30va buden. insted of 30 va i want use 15 va. can i use?
why we use circuit breakers for switching instead of normal switching device?
physical identification of HT & LT panel