【单选题】The Wheatstone bridge is a precision measuring instrument utilizing the principle of changes in _____.
【简答题】A.A problem caused by the constryction. B.An accident that occurred on the bridge. C.The building project they are working on. D.The public transportation conditions.
【多选题】Once the balance condition of Wheatstone bridgeis achieved, which are correct?
A.
the two resistor values on single bridge arms are equal
B.
the output voltage is zero
C.
the products of the two resistor values on symmetrical bridge arms are same
D.
it can be used to measure small resistance
【简答题】下列关于埃及的说法,不正确的是( ) A.地跨两大洲的世界文明古国 B.首都开罗是非洲人口最多的城市 C.位于地中海沿岸,大部分地区属于地中海气候 D.居民多数为阿拉伯人,信奉伊斯兰教
【判断题】理解 TMR0 模块电路结构和工作原理,当定时模块启动,TMR0ON=1停止
【简答题】The new traffic rules will become ________ from the first day of 2016. A) comfortable B) excellent C) challenging D) effective
【单选题】世界历史上出现过许多著名的都城,下列选项中不属于后人称作“世界四大古都”之一的城市是( )。
【判断题】TMR0 模块电路结构和工作原理,当定时模块启动 T0CS=1