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One daily activity question (single-choice question): During the speed-up and warming-up process of the turbine, it is not allowed to operate in ( ) condition. A. Below the critical speed B. Equal to the critical speed C. Above the critical speed D. Unable to determine Answer: B, Equal to the critical speed. Everyone is encouraged to participate actively for prizes. +5 points for correct answers, +2 points for participation. One time per person only. Close this topic in two days.
During the turbine speed-up warming-up process, it is not allowed to operate in ( B ) condition. A. Below critical speed B. Equal to critical speed C. Above critical speed D. Unable to determine
B. equals the critical speed. . . . . . . . . . . . . . .
C, above critical speed---------------------------------------
Question (single-choice): During the acceleration and warming-up process of a turbine, it is not allowed to operate at a speed (C. higher than the critical speed). A. Below critical speed B. Equal to critical speed C. Above critical speed D. Unable to determine
During the turbine speed-up and warm-up process, it is not allowed to operate at (B, the critical speed).
During the turbine speed-up warming-up process, it is not allowed to operate in state ( b ).
During the speed-up and warming-up of the turbine, it is not allowed to operate at (B, the critical speed)
During the turbine speed-up warm-up, operation in state (B) is not permitted. A. Below critical speed B. Equal to critical speed C. Above critical speed D. Unable to determine