what happen when dc shunt motor field is sudden open in
running condition
Answer Posted / taraka mohan
The speed of the shuntmotor becomes high(uncontrollable)
and the windings are burn
Is This Answer Correct ? | 44 Yes | 10 No |
Post New Answer View All Answers
why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?
What is signal flow graph?
What are PLC leader logic program method
A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03
How to do cable sizing calculation for 750 A Neutral Earthing resistor for 33kv. the 33kv cable going to swbd. is 630mm2 3 runs.
what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.
What is the feedback in the control system?
Define rise time.
IN 1000kva transformer where the oil and winding temperature sensors is connected
WHAT IS THE TOTAL POWER GENERATION IN CHHATTISGARH?
please send me last 5 year interview questions
what is 400kv doble circuit quadpole tower?
how to calculate the magnetizing current of ct ( 800A/1A) for Relay 64
what is transistors comprised of?
Is single load(eg: three phase motor) having all the components like positive,negative,zero sequence components during fault condition?