Electrical Machines Diverters are used only in either of these shunt motors series motors None of these either of these shunt motors series motors None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An induction motor has a rotor resistance of 0.002 Ω / phase. If the resistance is increased to 0.004 Ω / phase then the maximum torque will increase by 200% reduced to half increase by 100% remain unaltered increase by 200% reduced to half increase by 100% remain unaltered ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Oil is provided in an oil filled transformer for lubrication. cooling. insulating. both cooling and insulation. lubrication. cooling. insulating. both cooling and insulation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC motor with armature resistance of 0.5 ohms is connected directly to a 230 Volt supply. If the armature is stationary then the current flowing through armature is 340 A. 570 A. 250 A. 460 A. 340 A. 570 A. 250 A. 460 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The shaft of induction motor should be any of these. hollow. stiff. flexible. any of these. hollow. stiff. flexible. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC generator, the ripples in the direct emf generated are reduced by employing equalizer rings. carbon brushes. commutator with large number of segments. graphite brushes. equalizer rings. carbon brushes. commutator with large number of segments. graphite brushes. ANSWER DOWNLOAD EXAMIANS APP
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