Electrical Machines
Which of following motor is preferred for belt conveyor?

  Synchronous motors.
  Reluctance motor.
  Slip ring induction motor.
  Universal motor.

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Electrical Machines
Two synchronous generators operating in parallel 200 MW and 400 MW respectively. The drooping characteristics of their governors are 4% and 5% from no load to full load. Consider the governors operating at 50Hz on no load. How will the machine share, if the load is 600 MW?

 generator 1 gets over load
None of these
 generator 2 gets over load
 200 MW and 400MW

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Electrical Machines
In a synchronous generator with constant steam input supplies power to an infinite bus at a lagging power factor. If the excitation is increased

 power angle decrease and power factor increase
 both power angle and power factor increase
 power angle increase and power factor decrease
 both power angle and power factor decrease

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