Production Technology: [Question of the Day] Saturday, April 23, 2011
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This post was last edited by *nyang3390 on 2011-5-12 08:43. Multiple-choice question: When a centrifugal pump is used to supply liquid to a certain device, if the pressure inside that device suddenly increases, then the pump’s head will (), and the flow rate will (). A. Grow larger B. Become smaller C. Remain unchanged Note: 1. Please hide your reply; see how to do this at: http://bbs.hcbbs.com/thread-492556-1-1.html. 2. Do not edit after replying. 3. There must be a reward for participants. Answer: A, B
Reply 1# sun-rock CB
CB reply 1# sun-rock
The pump head will A. increase, while the flow rate will B. decrease
The pump head will (increase), and the flow rate will (decrease)
Reply 1# sun-rock According to Bernoulli’s equation, both flow rate and head decrease
Reply 1# sun-rock: When using a centrifugal pump to supply liquid to a certain device, if the pressure inside the device increases suddenly, the pump’s head will (increase) while the flow rate will (decrease).