Electrical Machines Number of slip rings in 3-phase synchronous motor will be 2 3 or 4 1 0 2 3 or 4 1 0 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which type motors are preferred for lathes? Either A or B. Synchronous motor. DC shunt motors. Squirrel Cage induction motor. Either A or B. Synchronous motor. DC shunt motors. Squirrel Cage induction motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Oil is provided in an oil filled transformer for cooling. insulating. lubrication. both cooling and insulation. cooling. insulating. lubrication. both cooling and insulation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Ideal value of voltage regulation of a device is? 0 ∞ a positive finite value a finite negative value 0 ∞ a positive finite value a finite negative value ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two transformers operating in parallel will share the load depending on their per unit impedance ratings efficiency leakage reactance per unit impedance ratings efficiency leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a dc machine, 1. physically, the brush axis is along the direct axis 2. physically, the brush axis is along the interpolar axis 3. schematically, the brush axis is along the direct axis 4. schematically, the brush axis is along the quadrature axis 5. armaturemmf is directed along the brush axis From these, the correct statements are 1 , 3, 5 1, 4,5 2, 4, 5 2, 3, 5 1 , 3, 5 1, 4,5 2, 4, 5 2, 3, 5 ANSWER DOWNLOAD EXAMIANS APP
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