In a D.C. generator the critical resistance can be increased by
A. Increasing its field resistance
B. Decreasing its field resistance
C. Increasing its speed
D. Decreasing its speed
Answer: Option C
This Question Belongs to Electrical Engineering >> D.C. Generators
Join The Discussion
Comments ( 4 )
Related Questions on D.C. Generators
A cumulatively compounded long shunt generator when operating as a motor would be
A. Cumulatively compounded long shunt
B. Differentially compounded long shunt
C. Cumulatively compounded short shunt
D. Differentially compounded short shunt
A. Demagnetization only
B. Cross magnetization as well as magnetization
C. Cross-magnetization as well as demagnetizing
D. Cross magnetization only
speed will increases its Generated EMF
Rc=(Emf/Field Current)
Can any one please explain it breaflie.
if Rfc is increaced more than Rfc critical in speed "x" the voltage will not building up
so we must inceasing the speed to tangent the the new speed curve
any one can explain?