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【Daily Topic】【Electrical Edition 20151224】

2015-12-24View Original

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Participation reward: 2 Wealth. Reward for correct answer: 9 wealth. A 4-pole three-phase asynchronous motor has its stator windings supplied with 50 Hz three-phase alternating current; the rotor rotates at 1440 rpm. What is the frequency of the induced current in the rotor? ( ) Hz. A.50 B,2 C.20 D.1 【Production and Management Division】Seeking moderators and technical discussants to join
Reply #22015-12-24
B, 2.————–——–——–——–––––––––––
Reply #32015-12-24
A 4-pole three-phase asynchronous motor has its stator windings fed with 50 Hz three-phase alternating current; the rotor rotates at 1440 r/min. The frequency of the rotor’s induced current is (B) Hz. A.50 B,2 C.20 D.1
Reply #42015-12-24
A 4-pole three-phase asynchronous motor has its stator windings fed with 50 Hz three-phase alternating current; the rotor rotates at 1440 r/min. The frequency of the rotor’s induced current is (B) Hz. A.50 B,2 C.20 D.1
Reply #52015-12-24
A 4-pole three-phase asynchronous motor has its stator windings fed with 50 Hz three-phase alternating current; the rotor rotates at 1440 r/min. The frequency of the rotor’s induced current is (B) Hz. A.50 B,2 C.20 D.1

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