Electrical Machines Stepper motor is used in All of these food processing computer printers traction All of these food processing computer printers traction ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous machine, if φ is the flux per pole and f is the frequency of the emf induced E then E ∝ φ/f E ∝ φf E ∝ f/φ E ∝ 1/(φf) E ∝ φ/f E ∝ φf E ∝ f/φ E ∝ 1/(φf) ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For the speed control of polyphase squirrel cage induction motor, if frequency of operation is decreased with constant V, Tst increases constant supply voltage V, starting torque Tst decreases None of these either of these constant V, Tst increases constant supply voltage V, starting torque Tst decreases None of these either of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The wound rotor type IM is used for____________ speed operation. maximum. variable. constant. minimum. maximum. variable. constant. minimum. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction effect is more in which of the following methods? armature resistance control field weakening method same in both methods None of these armature resistance control field weakening method same in both methods None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC shunt motor if load is increased, the speed reduce slightly. remains constant. increase proportional. increased slightly. reduce slightly. remains constant. increase proportional. increased slightly. ANSWER DOWNLOAD EXAMIANS APP