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English Translations » 历史存档[信息] » One question per day; those who answer correctly receive 6 w

One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 492

2016-04-15View Original

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Single-choice question: The ( ) of the total power and the useful power input by the motor is called the motor’s power factor. If the motor’s rating is 20 KW and its efficiency is 0.8, then the output power is ( ). A. Product: 25KW B. Sum: 20KW C. Ratio: 16KW D. Difference: 28KW Answer: C, Ratio: 16KW
Reply #22016-04-15
C, ratio, 16KW
Reply #32016-04-15
C, ratio, 16KW
Reply #42016-04-15
C, ratio, 16KW
Reply #52016-04-15
C, ratio, 16KW
Reply #62016-04-15
C, ratio, 16KW
Reply #72016-04-15
C, ratio, 16KW

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Translated at 2026-07-21 00:26:00

Original: https://bbs.hcbbs.com/thread-1579814-1-1.html

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