For a dc machine, its commutator has a diameter of 50 c rotating at 1000 rpm. For a brush width of 1 cm, the time commut
Posted: Thu Jul 14, 2022 10:09 am
a) 0.382 ms
b) 0.456 ms
c) 0.573 ms
d) 0.312 ms
b) 0.456 ms
c) 0.573 ms
d) 0.312 ms