1.

" For two-phase AC servomotor, if the rotor's resistance and reactance are respectively R and X, its length and diameter are respectively L and D then,"

A. " X/R and L/D are both small"
B. " X/R is large but L/D is small"
C. " X/R is small but L/D is large"
D. " X/R and L/D are both large"
Answer» D. " X/R and L/D are both large"


Discussion

No Comment Found