Question:
In a 3-Φ Induction motor connected to a balanced 3-Φ supply, if one of the lines suddenly gets disconnected, then the:
A. Motor will come to a standstill.
B. Motor will continue to run at the same speed with line current unchanged.
C. Motor will continue to run at a slightly reduced speed with increased line current.
D. Rotor currents will have both sf and (2-s)f components frequencies where s is slip and f is the supply frequency.
Choose the correct answer from the options given below:
In a 3-Φ Induction motor connected to a balanced 3-Φ supply, if one of the lines suddenly gets disconnected, then the:
A. Motor will come to a standstill.
B. Motor will continue to run at the same speed with line current unchanged.
C. Motor will continue to run at a slightly reduced speed with increased line current.
D. Rotor currents will have both sf and (2-s)f components frequencies where s is slip and f is the supply frequency.
Choose the correct answer from the options given below:
A. Motor will come to a standstill.
B. Motor will continue to run at the same speed with line current unchanged.
C. Motor will continue to run at a slightly reduced speed with increased line current.
D. Rotor currents will have both sf and (2-s)f components frequencies where s is slip and f is the supply frequency.
Choose the correct answer from the options given below:
Updated On: Mar 18, 2024
- A and D only
- A and B only
- C and D only
- B and C only
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The Correct Option is C
Solution and Explanation
The correct option is(C): C and D only
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