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A cylinder of weight 20 lb slides in a lubricated pipe. as shown in Fig. I-7. The clearance between cylinder and pipe is 0.001 in. If the cylinder is observed to decelerate at a rate of 2 ft/s when the speed is 20 ft!s. what is the viscosity. of the oil? T= u (du/dy) = (u/(0.001/12)]=12 000µuv Fy=TA = 12 000uv(7)(Á)() = 7854 20 - (7854)(4)(20) = (20/32.2)(-2) %3D u = 1.35 x 10 1b s/ft 2F =ma %3D 6 in-

A cylinder of weight 20 lb slides in a lubricated pipe. as shown in Fig. I-7. The clearance between cylinder and pipe is 0.001 in. If the cylinder is observed to decelerate at a rate of 2 ft/s when the speed is 20 ft!s. what is the viscosity. of the oil? T= u (du/dy) = (u/(0.001/12)]=12 000µuv Fy=TA = 12 000uv(7)(Á)() = 7854 20 - (7854)(4)(20) = (20/32.2)(-2) %3D u = 1.35 x 10 1b s/ft 2F =ma %3D 6 in-

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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A cylinder of weight 20 lb slides in a lubricated pipe. as shown in Fig. 1-7. The clearance between cylinder and pipe is 0.001 in. If the cylinder is observed to decelerate at a rate of 2 ft/s' when the speed is 20 ft!s, what is the viscosity. of the oil? T=u (du/dy) = {v/(0.001/12)]=12 000uv F,= TA = 12000uv((7)(6))) = 7854 2F = ma 20 - (7854)(4)(20) = (20/32.2)(-2) u= 1.35 x 10 1b s/ft 5 in -6 in-
Transcribed Image Text:A cylinder of weight 20 lb slides in a lubricated pipe. as shown in Fig. 1-7. The clearance between cylinder and pipe is 0.001 in. If the cylinder is observed to decelerate at a rate of 2 ft/s' when the speed is 20 ft!s, what is the viscosity. of the oil? T=u (du/dy) = {v/(0.001/12)]=12 000uv F,= TA = 12000uv((7)(6))) = 7854 2F = ma 20 - (7854)(4)(20) = (20/32.2)(-2) u= 1.35 x 10 1b s/ft 5 in -6 in-
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