Electrical Machines The direction of rotation of a DC compound motor can be reversed by interchanging armature connections. series field connections. armature or field connections. shunt field connections. armature connections. series field connections. armature or field connections. shunt field connections. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature shaft must be able to withstand All of these bending moment due to weight of the armature. any unbalanced magnetic pull on the armature core. twisting strains due to transmission of torque. All of these bending moment due to weight of the armature. any unbalanced magnetic pull on the armature core. twisting strains due to transmission of torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What will happen if the the supply terminals are reversed in case of a DC shunt motor? The motor will stop. The motor will run much faster in the same direction. The motor will run in reverse direction. The motor will run at its normal speed in the same direction as before. The motor will stop. The motor will run much faster in the same direction. The motor will run in reverse direction. The motor will run at its normal speed in the same direction as before. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC compound motor the field regulator is provided to limit the armature current. control the field flux. demagnetize the field partially. control the armature flux. limit the armature current. control the field flux. demagnetize the field partially. control the armature flux. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The DC compound motors are generally Cummulative compound. Level Compound. None of these. Differentical compound. Cummulative compound. Level Compound. None of these. Differentical compound. ANSWER DOWNLOAD EXAMIANS APP
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