The currents in the coils connected to a brush are either all towards the brush (positive brush) or all directed away from the brush (negative brush). Therefore, current in a coil will reverse as the coil passes a brush. The reversal of current in a coil as the coil passes the brush axis is called commutation.
Explain what is the difference between Power Transformers and Distribution Transformers?
Explain why Negative Feedback is preffered in the Control System?
Tell me why computer humming sound occurred in HT transmission line?
Explain what are constant and variable losses?
Please explain me what is your philosophy towards the work?
Explain where do you think one third of the electricity we generate at this power plant, goes?
Tell us have you ever come across a situation when the plant went into some technical issues, how did you manage that?
Tell me what will you do when your timed schedule or jobs assigned to the plant fail to meet due to some unforeseen forecast conditions?
Explain me when is a crossbleed start indication displayed next to the N3 indication?
Tell us why some cooling towers are 300 feet tall, and others look like a 30 by 30 foot cubicle on top of a building?
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