10. The design life of a bearing used in a shaft of an industrial blower is around 20,000 h. How many number of revolutions is this equal to if the shaft rotates at 600 rpm? 3 x 108 6 x 108 4 x 108 7 x 108 a. b. 11. For a D/d ratio of 1.5, which combination of fillet radius and smaller shaft diameter will you consider it as a well rounded fillet? a. 0.4 and 20.0 b. 2 and 10.5 C. d. a. b. 12. Which combination of sheave diameters and center of less than 9.5 inches? 2, 8, 10 2.5, 10, 10 C. d. 3.0 and 100 both b and c distance results in a length of span between two sheaves C. 4, 10, 10 d. Answer is not among the choices

10. The design life of a bearing used in a shaft of an industrial blower is around 20,000 h. How many number of revolutions is this equal to if the shaft rotates at 600 rpm? 3 x 108 6 x 108 4 x 108 7 x 108 a. b. 11. For a D/d ratio of 1.5, which combination of fillet radius and smaller shaft diameter will you consider it as a well rounded fillet? a. 0.4 and 20.0 b. 2 and 10.5 C. d. a. b. 12. Which combination of sheave diameters and center of less than 9.5 inches? 2, 8, 10 2.5, 10, 10 C. d. 3.0 and 100 both b and c distance results in a length of span between two sheaves C. 4, 10, 10 d. Answer is not among the choices

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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