【Pump Technology Edition: Daily Question】February 13, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed)

2020-02-14 View Original

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103. For a normal shutdown of the axial flow compressor, gradually adjust the static vane angle before shutting down; the motor and generator can be stopped only when it reaches ( ). A. Minimum opening B. Intermediate opening C. Maximum opening. Answer to question 102 on February 12: A. 102. The amplitude of vibration caused by permanent bending of the shaft increases as its rotational speed ( ) increases. A. Increase? B. Decrease? (Answers are revealed the day before they are announced; 10 wealth points for correct answers before the announcement, 5 wealth points for correct answers after the announcement, and 3 wealth points for participation.)

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【Pump Technology Edition: Daily Question】February 13, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed)

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