Electrical Machines A generator may loose residual magnetism due to any of these. over excitation. vibrations. heating. any of these. over excitation. vibrations. heating. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 100/10, 50 VA double winding transformer is converted to 100/110 V auto transformer. The rating of auto transformer is 500 VA 110 VA 100 VA 550 VA 500 VA 110 VA 100 VA 550 VA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC series motor is best suited for electric traction as It develops high starting torque. It is cheaper in cost. It runs at very high speed at light load. It consume less power. It develops high starting torque. It is cheaper in cost. It runs at very high speed at light load. It consume less power. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Slot wedges in a dc machine is made up of fibre. silicon steel. mild steel. cast iron. fibre. silicon steel. mild steel. cast iron. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The voltage regulation of a DC generator at full load being zero implies that the generator is deferentially compounded. series connected. shunt connected. cumulatively compounded. deferentially compounded. series connected. shunt connected. cumulatively compounded. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the highest possible speed of turbo alternators? 3000 rpm 1500 rpm 1000 rpm 4000 rpm 3000 rpm 1500 rpm 1000 rpm 4000 rpm ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS