a 3 phase slip ring induction motor is wound for 4 poles on
stator and 6 poles on rotor; when 3 phase balanced voltage
source at 50 hz is applied to motor it will run at
a)1500rpm b)1000rpm c)750 rpm d)zero rpm
Answer Posted / santosh kawade
If slip rings are shorted it will run at 1500 rpm.
santosh kawade
| Is This Answer Correct ? | 24 Yes | 12 No |
Post New Answer View All Answers
We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.
Assuming that a dedicated neutral earthing transformer is provided for each GT generator, when the two generators are running in parallel, has consideration been given that the earth fault current from one generator stator winding be split between the two neutral earthing transformers? If so, what adverse impact will this have on the operation of the 59N and 27TN devices?
wat is meant by PX class in ct?
what is star delta starter? how it works? give its control and power diagram.
what is plunger and what's the use of it in motor alignment?
Whats the minimum value for I.R. that can be allowed for HT & LT alternators for operation?
what is the acceptable limit value for Desolve Gas Analysis/
What is the necessary and sufficient condition for stability.
how can we change the polarity of Alternating current rapidly? how frequency of ac can be controlled and changed easily?
why ten delta testing is carried out on power transformer
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
What is s-domain and its significance?
Can we use a absolute encoder to show rpm of a motor ? what about the condition when power is off ? what is difference if a incremental one is used ?abanirout@gmail.com
How we can defined theecopper cable size if we know the aluminium cable size?
How the frame size of a flange mounted AC induction motor is calculated?