What type of bearings would you use in large equipment and at high speeds?
A. Ball
B. Roller
C. Sleeve
D. Thrust
A. Incorrect. Ball bearings are used in smaller machinery at low speeds.
B. Incorrect. Roller bearings are used in moderate-pressure applications and at low speeds (less than 1,000 rpm).
C. Correct. Sleeve (fluid film or journal) bearings are used for large equipment and high speeds.
D. Incorrect. Thrust bearings are used to prevent axial movement of the shaft.
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What will be an ideal response?
In the accompanying figure, what does the abbreviation DIA take the place of?
What will be an ideal response?