Question
Download Solution PDFIn a 3-phase induction motor, the rotor induced EMF per phase (Er) is equal to:
(Where Eo is rotor induced EMF at standstill and s is slip)
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept
The EMF induced in the rotor of an induction motor is given by:
\(E_r=sE_o\)
where, Er = Rotor induced EMF
Eo = Standstill EMF
s = Slip
The slip 's' is given by:
\(s={N_s-N_r\over N_s}\)
Ns = Synchronous speed
Nr = Rotor speed
Last updated on May 29, 2025
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