Electrical Machines What is the phase difference between two windings of A.C servomotor ? 60°. 30°. 90°. 120°. 60°. 30°. 90°. 120°. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Flux density under leading pole tips in case of generator will decrease either increase or decrease increase None of these decrease either increase or decrease increase None of these 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 cumulative compounded motor in the same direction cumulative compounded motor in opposite direction differentially compounded motor in the same direction differentially compounded motor in the opposite direction cumulative compounded motor in the same direction cumulative compounded motor in opposite direction differentially compounded motor in the same direction ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following voltage regulator is preferred for providing large values of load current? Transistor shunt regulator. None of these Transistor series regulator. Zener diode shunt regulator. Transistor shunt regulator. None of these Transistor series regulator. Zener diode shunt regulator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC machine shape of armature MMF wave is? Triangular and directed towards brush axis. Saddle shape. Peaky in nature. Triangular and directed towards main pole. Triangular and directed towards brush axis. Saddle shape. Peaky in nature. Triangular and directed towards main pole. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Diverters are used only in shunt motors series motors None of these either of these shunt motors series motors None of these either of these ANSWER DOWNLOAD EXAMIANS APP
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