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12. Find the torque and power absorbed to rotate a shaft of diameter 50 mm, at 1200 r.p.m. concen- trically within a sleeve 50.17 mm in diameter and 90 mm long, flooded with oil for which m=0.8 [Ans.1.045 Nm, 0.1313 kW] (Hint. Thickness of oil film, poise. 50-17 - 50 = 0-085 mm

12. Find the torque and power absorbed to rotate a shaft of diameter 50 mm, at 1200 r.p.m. concen- trically within a sleeve 50.17 mm in diameter and 90 mm long, flooded with oil for which m=0.8 [Ans.1.045 Nm, 0.1313 kW] (Hint. Thickness of oil film, poise. 50-17 - 50 = 0-085 mm

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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12. Find the torque and power absorbed to rotate a shaft of diameter 50 mm, at 1200 r.p.m. concen- trically within a sleeve 50.17 mm in diameter and 90 mm long, flooded with oil for which m=0.8 poise. [Ans.1.045 Nm, 0.1313 kW] (Hint. Thickness of oil film, 50-17 - 50 = 0-085 mm
Transcribed Image Text:12. Find the torque and power absorbed to rotate a shaft of diameter 50 mm, at 1200 r.p.m. concen- trically within a sleeve 50.17 mm in diameter and 90 mm long, flooded with oil for which m=0.8 poise. [Ans.1.045 Nm, 0.1313 kW] (Hint. Thickness of oil film, 50-17 - 50 = 0-085 mm
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