The value of slip at which maximum torque occurs ________
(a) R2÷X2
(b) 4R2÷X2
(c) 2R2÷X2
(d) R2÷3X2
This question was addressed to me during an online exam.
I want to ask this question from Induction Motors Speed Control topic in portion Speed Control of Direct Current Motors & Induction Motors of Electric Drives