At common mode, the emitter voltage follows the input voltage variations; there is a full negative feedback and the gain is minimum.
Using largely formative evaluation methods for gaining teacher feedback, revised versions were put out after the first year's teaching experience.
Electronic truyền thông gadgets that can be used to tát facilitate effective feedback is a vital aspect of micro-teaching.
The testing devices are portable, provide immediate feedback, and vì thế not need to tát tương tác the item in question.
It may be logistically impossible to tát provide detailed descriptive feedback for each student in a large class.