unit3

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Across
  1. 3. Processes involved with starting of the drive.
  2. 5. This Motor is not self starting.
  3. 9. In converter operation additional .................. of current affect the commutation.
  4. 11. Starting torque must produce .................. acceleration.
  5. 12. Motor has this tendency to .................. in the reverse direction.
  6. 13. This time must be reduced to improve the productivity.
  7. 16. Most effective braking.
Down
  1. 1. High starting current .................. the motor.
  2. 2. Heavy dips of the voltage occurs during ..................
  3. 4. Braking occurs whenever the motor has a tendency to run faster than rotating field.
  4. 6. In DC machines, the starting current must be limited for good ..................
  5. 7. This motor is started with reduced voltage method.
  6. 8. Braking employed where K.E. of rotating parts is dissipated in an external Resistance.
  7. 10. In DC Machines, high starting current produces at the brushes.
  8. 14. Low frequency starting can be employed if the motor is fed from a .................. Converter.
  9. 15. These windings are used to start synchronous motor.