Electrical Machines Pole changing methods are suitable only for ___________ type induction motor. cage. linear. wound. none of these. cage. linear. wound. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The dc motor which can provide zero speed regulation at full load without any controller, is cumulative compound. series. differential compound. shunt. cumulative compound. series. differential compound. shunt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The sequence of induction motor is RYB, then the direction of induction motor can be changed by which of the following sequence? BYR All of these BRY RBY BYR All of these BRY RBY ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slight curvature at the lower end of the OCC of a self excited DC generator is due to residual flux. high speed. magnetic inertia. high field resistance. residual flux. high speed. magnetic inertia. high field resistance. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If B is flux density, l the length of the conductor and v the velocity of the conductor, then emf is given by Bl2v2. Bl2v. Blv. Blv2. Bl2v2. Bl2v. Blv. Blv2. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which motor cannot be started on no load? shunt motors both B and C cumulative compound motors series motors shunt motors both B and C cumulative compound motors series motors ANSWER DOWNLOAD EXAMIANS APP
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