A shunt generator has a critical field resistance of 200 Ω at a speed of 800 rpm. If the speed of the generator is increased to 1.000 rpm, what is the change in the critical field resistance of the generator?
A. Decreases to 160 Ω
B. Remains the same at 200 Ω
C. Increases to 250 Ω
D. Increases to 312.5 Ω
Answer:C
A shunt generator has a critical field resistance of 200 Ω at a speed of 800 rpm. If the speed of the generator is increased to 1.000 rpm, what is the change in the critical field resistance of the generator?
A. Decreases to 160 Ω B. Remains the same at 200 Ω C. Increases to 250 Ω D. Increases to 312.5 Ω