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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
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Answer Posted / bhautik patel
its bcoz Ns=120f/p
where Ns is the stator sychronous speed
f= supply frequency
p= no of supply poles i.e. stator poles
substituting values f=50 hz , p=4 ,
we obtain Ns=1500 r.p.m
| Is This Answer Correct ? | 9 Yes | 4 No |
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