railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical Machines Three Phase Induction Motor Induction Motor Slip
A 6-pole, 50-Hz, single-phase induction motor is running at 950 rpm. The backward slip of the motor is:
1
\(\frac{13}{6}\)
2
\(\frac{7}{6}\)
3
\(\frac{39}{20}\)
4
\(\frac{11}{7}\)