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What is the speed of a four-pole single-phase induction motor operating on 220 V and 60 Hz?
  • a)
    1800 rpm
  • b)
    1800 rps
  • c)
    880 rpm
  • d)
    800 rpm
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
What is the speed of a four-pole single-phase induction motor operatin...
Given,
f = 60 Hz
P = 4
Synchronous speed is given by:
Ns = 120f/P
Where,
f = Supply frequency in Hz
P = Number of poles
Ns = Synchronous speed in rpm

⇒ N= 1800 rpm
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What is the speed of a four-pole single-phase induction motor operating on 220 V and 60 Hz?a)1800 rpmb)1800 rpsc)880 rpmd)800 rpmCorrect answer is option 'A'. Can you explain this answer?
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