轮机英语【二三管】题库

单选题 1分

An operational amplifier, as used in today's consoles, has a calculated gain of 5、 This means that w...

An operational amplifier, as used in today's consoles, has a calculated gain of 5、 This means that when the input changes_____.
  • A.10 volts,the output changes 2 volts
  • B.5 volts,the output changes 10 volts
  • C.2 volts, the output changes 10 volts
  • D.10 volts, the output changes 5 volts
进入题库练习

你可能感兴趣的试题
2 单选题 1分
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the ______
  • A. chief engineer's office
  • B. engine room control station
  • C. wheelhouse control station
  • D. captain's office
3 单选题 1分
_____is provided for each generator with selector switch to feed the current in each phase、
  • A. A voltmeter
  • B. A frequency meter
  • C. An ammeter
  • D. A synchroscope
4 单选题 1分
In order to reduce the chance of detentions ships should routinely verify the following except for _____.
  • A. operation of the oily water separator able to be demonstrateD.
  • B. all Oil Record Book entries completed according to Marpol、
  • C. cleaning all associated monitor, alarm and stopping device、
  • D. operation of the oily water separator monitor able to be demonstrateD.
5 单选题 1分
If a crankcase explosion occurs in a diesel engine, you should stop the engine and _____
  • A. immediately open all crankcase relief ports
  • B. increase crankcase exhauster speed to draw cool air into the engine
  • C. allow the engine to cool naturally
  • D. increase crankcase scavenge air to remove unburned gases
千题库百度小程序 百度扫一扫练题
千题库公众号二维码 关注千题库公众号

轮机英语【二三管】-题库

下载App
进入题库

相关试卷

上机真题卷十
上机真题卷十一
上机真题卷一
上机真题卷二
上机真题卷三
上机真题卷四
上机真题卷五
上机真题卷六
上机真题卷七
上机真题卷八
上机真题卷九