Question

A three-phase star-connected six-pole induction motor has the following parameters: Ri = 0.294 Ω R1 = 0.144 Ω Xl = 0.503 Ω X1 = 0.209 Ω Xm = 13.25 Ω The slip of the motor is 2 percent. The stator input impedance of the motor is: (a) 0.438 + j3.962 Ω (b) 0.438 - j3.962 Ω (c) 5.7 + j3.61 Ω (d) 5.1 - j3.61 Ω

Name: a three phase star connected six pole induction motor has the following parameters ri 0294 nr1 0144 nx 0503 nx1 0209 nx 1325 n the slip of the motor is 2 per cent the stator input impedance 47721
Uploaded: 2022-07-05T16:23:40-08:00
Duration: 2 min 58 s
Channel: Adi S
Description: a three phase star connected six pole induction motor has the following parameters ri 0294 nr1 0144 nx 0503 nx1 0209 nx 1325 n the slip of the motor is 2 per cent the stator input impedance 47721

          A three-phase star-connected six-pole induction motor has the following parameters:
Ri = 0.294 Ω
R1 = 0.144 Ω
Xl = 0.503 Ω
X1 = 0.209 Ω
Xm = 13.25 Ω

The slip of the motor is 2 percent. The stator input impedance of the motor is:
(a) 0.438 + j3.962 Ω
(b) 0.438 - j3.962 Ω
(c) 5.7 + j3.61 Ω
(d) 5.1 - j3.61 Ω

Added by Christina H.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Adi S

07/05/2022

Step 1

The rotor impedance referred to the stator can be calculated using the formula: \[ Z_r' = R_r' + jX_r' \] where \( R_r' \) is the rotor resistance referred to the stator and \( X_r' \) is the rotor reactance referred to the stator. Given that the slip \( s \) is Show more…

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A three-phase star-connected six-pole induction motor has the following parameters: Ri = 0.294 Ω R1 = 0.144 Ω Xl = 0.503 Ω X1 = 0.209 Ω Xm = 13.25 Ω The slip of the motor is 2 percent. The stator input impedance of the motor is: (a) 0.438 + j3.962 Ω (b) 0.438 - j3.962 Ω (c) 5.7 + j3.61 Ω (d) 5.1 - j3.61 Ω