【Daily Question】Question from Issue 20151204

2015-12-04View Original

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Participation reward: 2 Wealth. Reward for correct answer: 9 wealth. At the power frequency, the synchronous speed of a 4-pole motor is ( ) r/min. A.750 B.1000 C.1500 D.5000 【Production and Management Division】Seeking moderators and technical discussants to join

Reply #22015-12-04

A、750.----------------------------

Reply #32015-12-04

At the power frequency, the synchronous speed of a 4-pole motor is (C) r/min.

Reply #42015-12-04

At the power frequency, the synchronous speed of a 4-pole motor is (C) r/min.

Reply #52015-12-04

At the power frequency, the synchronous speed of a 4-pole motor is (C) r/min. A.750 B.1000 C.1500 D.5000

Reply #62015-12-04

At the power frequency, the synchronous speed of a 4-pole motor is (C, 1500) r/min.

Reply #72015-12-04

At the power frequency, the synchronous speed of a 4-pole motor is (C, 1500) r/min.

Reply #82015-12-04

At the power frequency, the synchronous speed of a 4-pole motor is (C) r/min. A.750 B.1000 C.1500 D.5000

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【Daily Question】Question from Issue 20151204

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