Electrical Machines
During no load test, an induction motor draws power

  only for the small copper loss.
  for copper loss and windage friction loss.
  for core loss and copper loss.
  for core loss and windage and friction loss.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Flashing of DC generator means

  creation of residual magnetism by a DC source.
None of these
  increasing flux density by providing extra ampere-turns in field.
 neutralization of residual magnetism.

ANSWER DOWNLOAD EXAMIANS APP