Electrical Machines
A 4 pole lap wound dc generator has 4 brushes, if one of the brush is damaged, what will be the change in V, I and P ratings

 V, I/2 and P/2
 V/2, I and P/2
 V, I and P
 V/2, I/2 and P/4

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Electrical Machines
Two DC generators having equal open-circuit emfs but slight different load characteristics are operating in parallel, then

 the machine with more drooping characteristic will supply more load.
  the machine with more drooping characteristic will supply less load.
None of these
  the machine will share load equally.

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