A 3-phase, 6-pole induction motor is connected to a 60 Hz supply. The voltage induced in the rotor bars is 4 𝑉 when the rotor is at standstill. The voltage and frequency induced in the rotor bars at 300 rpm will be:
A. 3 𝑉 and 45 Hz
B. 3 𝑉 and 55 Hz
C. 4 𝑉 and 45 Hz
D. 4 𝑉 and 55 Hz
Answer:A
A 3-phase, 6-pole induction motor is connected to a 60 Hz supply. The voltage induced in the rotor bars is 4 𝑉 when the rotor is at standstill. The voltage and frequency induced in the rotor bars at 300 rpm will be:
A. 3 𝑉 and 45 Hz B. 3 𝑉 and 55 Hz C. 4 𝑉 and 45 Hz D. 4 𝑉 and 55 Hz