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

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

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Electrical Machines
If two 8-pole dc machines of identical armature sare wound, one with lap winding and the other with wave winding, then

 lap-wound machine will have more rated voltage and more current
 wave-wound machine will have more rated current and more voltage
 wave-wound machine will have more rated voltage and less current
 lap-wound machine will have more rated voltage and less current

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