Micro turbines use _______ bearings.
A. both of the mentioned
B. journal
C. air
D. none
Answer:A
Micro turbines use _______ bearings.
A. both of the mentioned B. journal C. air D. none
Explanation: Micro turbines use air bearings. As journal bearings are huge in size when compared to air bearings and weight of air bearings is also less.