搜题
用户您好， 请在下方输入框内搜索其它题目：
搜题
题目内容 （请给出正确答案）
提问人：网友 发布时间：
【单项选择题】

Why will a two stage flash type distilling plant tend to operate more efficiently when operating in cold seawater?（）

A、A.The colder seawater passing through the condenser tube bundles of the various stages increases evaporator vacuum

B、B.The amount of heated feed water discharged from the feed water heater after cndenser is increased

C、C.Fewer non-condensable gases are created by the flow of colder seawater

D、D.More seawater is allowed to pass through the flint stage overflow weir

查看正确答案
更多“Why will a two stage flash type distilling plant tend to operate more efficiently when operating in cold seawater?（）”相关的问题
第1题
[单选题] Tube leaks in the distillate cooler of a two stage flash evaporator will result in （）.

A、loss of second stage vacuum  B、contamination of the distillate  C、lower feed inlet temperature  D、contamination of the second stage condenser  

点击查看答案
第2题
[多选题] What are the two stages of PPP over Ethernet?（）

A、PPP Session stage  B、PPPoE Search Stage  C、PPPoE Discovery Stage  D、PPP Confirmation stage  

点击查看答案
第3题
[单选题] A project requires a new server to be set up with the ability to automatically fail over its Ethernet connection to a second connection if a network failure occurs. Which of the following provides greatest resiliency?（）

A、Two switch ports will be needed on a switch, two Ethernet cables will be needed for the server each connecting to two different Ethernet cards, and one IP address will be needed.  B、Two switch ports will be needed on two different switches, two Ethernet cables will be needed for the server each connecting to two different Ethernet cards, and one IP address will be needed.  C、Two switch ports will be needed on two different switches, two Ethernet cables will be needed for the server each connecting to two different Ethernet cards, two different IP addresses will be needed.  D、One switch port will be needed on one switch, a splitter will be needed to split the connection, two Ethernet cables will be needed for the server each connecting to two different Ethernet cards, and two different IP addresses will be needed.  

点击查看答案
第4题
[单选题] You（）a big step toward overcoming stage fright if you（）positively

A、take；think  B、will take；will think  C、take；will think  D、will take；think  

点击查看答案
第5题
[单选题] Which of the listed conditions will cause the feed water that has not flashed to vapor in the first-stage of a flash evaporator, to flow into the second-stage?（）

A、Gravity siphon effect  B、Higher vacuum in the second-stage  C、Difference in brine density between first and second stages  D、lower pressure in first-stage  

点击查看答案
第6题
[多选题] What are two reasons why a device will fail to register to a community? （）(Choose two.)

A、The community name is not configured.  B、The registration server password is incorrect.  C、The registration server IP address is incorrect.  D、The backup registration server IP address is missing.  

点击查看答案
第7题
[多选题] What are two reasons why a device will fail to register to a community? （）(Choose two.)

A、The community name is not configured.  B、The registration server password is incorrect.  C、The registration server IP address is incorrect.  D、The backup registration server IP address is missing.  

点击查看答案
第8题
[单选题] Which of the following statements is true concerning the overall efficiency of air compressors?（）

A、High pressure compressors are more efficient than low pressure compressors  B、Mechanical efficiency divided by compressor efficiency will equal the overall efficiency of the compressor unit  C、Two stage compressors are generally more efficient than single stage compressors  D、The volumetric efficiency is decreased in multistage compressors  

点击查看答案
第9题
[单选题] Under normal operating conditions, the highest temperature and pressure conditions existing in a flash-type evaporator will occur in the （）.

A、first stage  B、second stage  C、distillate cooler  D、salt water feed heater  

点击查看答案
账号：
答题记录 我的收藏 我的题库
客服
TOP

请使用微信扫码支付

订单号：
遇到问题请联系在线客服