What should be the maximum permissible level for frequency in normal operating conditions?
Posted: Thu Jul 14, 2022 10:19 am
a) < 2 Hz
b) > 3 Hz
c) < 4 Hz
d) > 3 Hz
b) > 3 Hz
c) < 4 Hz
d) > 3 Hz
Accurate answers. Every time.
https://answerhappy.com/