A、一电流互感器变比为1,T型等值电路如图所示,以I2为参考量画出其相量图。<img src="https://img.ppkao.com/2018-09/wangjing/2018093012425363069.jpg" />
A、一电流互感器变比为1,T型等值电路如图所示,以I2为参考量画出其相量图。<img src="https://img.ppkao.com/2018-09/wangjing/2018093012425363069.jpg" />
A、A.<img src="https://img.ppkao.com/2018-08/yiyu/2018082216034241512.jpg" />
B.<img src="https://img.ppkao.com/2018-08/yiyu/2018082216034520234.jpg" />
C.<img src="https://img.ppkao.com/2018-08/yiyu/2018082216034811816.jpg" />
D.<img src="https://img.ppkao.com/2018-08/yiyu/2018082216035385003.jpg" />
A、质量为0.5kg的木块,仅受一变力的作用,在光滑的水平面上作直线运动,力随位置的变化如图所示<img src="https://img.ppkao.com/2019-04/tangxixi/201904121657308494.jpg" />
<img src="https://img.ppkao.com/2019-04/tangxixi/2019041216575035506.jpg" />
A、A.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117140637692.jpg" />
B.<img src="https://img.ppkao.com/2018-04/zhouyun/201804111714091678.jpg" />
C.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117141476512.jpg" />
D.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117142045280.jpg" />
E.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117142344778.jpg" />
A、已知地面下有一层4米厚的粘土,天然孔隙比<img src="https://img.ppkao.com/2018-07/yuanhao/2018072017082920193.jpg"/>,若地面施加<img src="https://img.ppkao.com/2018-07/yuanhao/2018072017083383481.jpg"/>的无限均布荷载,沉降稳定后,测得土的孔隙比为1.12,求粘土层的沉降?