Electrical Machines
Resistance commutation is used generally in case of

None of these
 DC machines above 10 kW.
 DC machines bellow 5 kW.
  fractional kW DC machines.

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Electrical Machines
Which is the arrangement of windings in a core type single phase transformer?

 Sandwiched lv and hv discs on each core limb
 Lv on one core limb and hv on the other
 Half lv inside and half hv outside on each core limb
 Half hv inside and half lv outside on each core limb

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