Electrical Machines
Slip speed is the

  half of the sum of synchronous and rotor speeds.
  sum of synchronous and rotor speeds.
  difference of actual rotor speed and synchronous speed.
  difference of synchronous speed and actual rotor speed.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The speed of a DC series motor is

 Proportional to the square of the armature current.
 Inversely proportional to the armature current.
 Proportional to field current.
 Proportional to the armature current.

ANSWER DOWNLOAD EXAMIANS APP