题目内容

In comparison, the organic structure has a higher degree of formalization, pays attention to internal efficiency and discipline, and has less flexibility and applicability, while the mechanical structure has a lower degree of formalization, but both flexibility and applicability are better than the organic structure.

A. 对
B. 错

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The advantages of the committee system in the organization's senior management, especially in decision-making, are obvious, while the individual responsibility system has an absolute advantage in the efficiency of decision-making.

A. 对
B. 错

对于工作于线性区的理想运算放大器,其重要特点是( )

A. 两输入端“虚短路”和“虚断路”
B. 两输入端仅“虚短路”
C. 两输入端仅“虚断路”
D. 两输入端的电流和电压都很大
E. 以上说法都不正确

集成运放用作基本运算放大器时,其输出电压( )

A. 与集成运放的开环电压放大倍数成正比
B. 与集成运放的开环输出电阻成正比
C. 与集成运放本身参数无关,取决于输入电压及外接元件参数
D. 与集成运放本身参数无关,仅取决于外接元件参数

直流负反馈可以稳定电流的，交流负反馈可以改善放大电路的性能。