Electrical Machines To eliminate 5th harmonic in the induced voltage phase breadth should be 18° 72° 36° 30° 18° 72° 36° 30° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A belt-driven cumulatively-compound dc generator is delivering power to the dc mains. If the Belt snaps then the machine will run as a differentially compounded motor in the opposite direction differentially compounded motor in the same direction cumulative compounded motor in the same direction cumulative compounded motor in opposite direction differentially compounded motor in the opposite direction differentially compounded motor in the same direction cumulative compounded motor in the same direction cumulative compounded motor in opposite direction ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC machines shape of net flux density is? saddle shape flat tapped or trapezoidal peaky in nature sine wave saddle shape flat tapped or trapezoidal peaky in nature sine wave ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Larger values of air flux density is taken while designing IM for larger bore diameter. none. both. larger output. larger bore diameter. none. both. larger output. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature reaction mmf in a DC machines has a form of triangular. sinusoidal. rectangular. trapezoidal. triangular. sinusoidal. rectangular. trapezoidal. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Ward-Leonard system for controlling the speed of a DC motor is used where Very fine speed control over the whole range from zero to normal speed is required. The accuracy in speed control is required. The speed in both the direction is required. All of above. Very fine speed control over the whole range from zero to normal speed is required. The accuracy in speed control is required. The speed in both the direction is required. All of above. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS