Home/Questions/Q 778611
Next
In Process
pooja Reddy
  • 0
Asked: 2023-04-27T07:51:33+00:00 In:

How will the length of the air gap in a DC electric machine affect pulsational loss in pole faces? a) Pulsational loss increases with an increase in air gap length b) Pulsational loss decreases with an increase in air gap length c) Pulsational loss does not change with an increase in air gap length d) Pulsational loss may increase or decrease with an increase in air gap length

  • 0
How will the length of the air gap in a DC electric machine affect pulsational loss in pole faces? a) Pulsational loss increases with an increase in air gap length b) Pulsational loss decreases with an increase in air gap length c) Pulsational loss does not change with an increase in air gap length d) Pulsational loss may increase or decrease with an increase in air gap length
physics
Share

    22 Answers

    1. b) Pulsational loss decreases with an increase in air gap length

      • 0

    3. b) Pulsational loss decreases with an increase in air gap length

      • 0

    4. b) Pulsational loss decreases with an increase in air gap length

      • 0

    6. B. Pulsational loss decreases with an increase in air gap length

      • 0

    7. B.

      • 0

    9. a) number of poles increases, pole pitch increases, bad power factor

      b) number of poles increases, pole pitch decreases, good power factor

      c) number of poles increases, pole pitch decreases, good power factor

      d) number of poles increases, pole pitch increases, bad power factor

      • 0

    10. b) Pulsational loss decreases with an increase in air gap length

      • 0

    12. B.

      • 0

    13. b) Pulsational loss decreases with an increase in air gap length

      • 0

    15. Answer: b

      • 0

    16. Answer: b
      Explanation: The change in air gap flux density is small when the length of the air gap is
      increased. This is due to slotting. The pulsational loss in the pole face decreases with an
      increase in air gap length.

      • 0

    18. b
      Explanation: The change in air gap flux density is small when the length of the air gap is increased. This is due to slotting. The pulsational loss in the pole face decreases with an increase in air gap length.

      • 0

    19. (b) Pulsational loss decreases with an increase in air gap length

      • 0

    21. b) Pulsational loss decreases with an increase in air gap length

      • 0

    22. b) Pulsational loss decreases with an increase in air gap length

      • 0

    24. Answer: b

      Explanation: The change in air gap flux density is small when the length of the air gap is increased. This is due to slotting. The pulsational loss in the pole face decreases with an increase in air gap length.

      • 0

    25. Answer: b

      Explanation: The change in air gap flux density is small when the length of the air gap is increased. This is due to slotting. The pulsational loss in the pole face decreases with an increase in air gap length.

      • 0

    27. b) Pulsational loss decreases with an increase in air gap length

      Explanation: The change in air gap flux density is small when the length of the air gap is increased. This is due to slotting. The pulsational loss in the pole face decreases with an increase in air gap length.

      • 0

    28. Answer: b
      Explanation: The change in air gap flux density is small when the length of the air gap is
      increased. This is due to slotting. The pulsational loss in the pole face decreases with an
      increase in air gap length

      • 0

    30. b) Pulsational loss decreases with an increase in air gap length

      • 0

    31. Answer: b
      Explanation: The change in air gap flux density is small when the length of the air gap is
      increased. This is due to slotting. The pulsational loss in the pole face decreases with an
      increase in air gap length.

      • 0

    33. Answer: b
      Explanation: The change in air gap flux density is small when the length of the air gap is increased. This is due to slotting. The pulsational loss in the pole face decreases with an increase in air gap length.

      • 0

    You must login to add an answer.

    Need An Account,

    Related Questions