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    Control of Electric Drives
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    Exam 9: Motors and Drives for Industrial Applications
  5. Question
    A Pole Changing Type Squirrel Cage Motor Used in Derricks
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A Pole Changing Type Squirrel Cage Motor Used in Derricks

Question 11

Question 11

Multiple Choice

A pole changing type squirrel cage motor used in derricks has four, eight and twenty four poles. In this the lowest speed is used for


A) lifting
B) hoisting
C) lowering
D) landing the load.

Correct Answer:

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