Electrical Machines
The frame of an induction motor is made of

  stainless steel.
  closed grained cast iron.
  silicon steel.
  aluminium.

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Electrical Machines
In a step down transformer which one of the following statements is true?

  Number of secondary turns is less than primary turns.
 Secondary power is less than primary power.
 Number of secondary turns is more than that of primary.
 Secondary current is less than primary current.

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