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The stepped shaft shown in Figure 3(a) must transmit 40 kW at a speed of 720 rpm. If an allowable stress of 36 MPa is not to be exceeded, i. Determine the stress concentration factor K Ans : 1.214 1.8 ii. Determine the minimum radius r of the fillet using the graph in Figure 1.7 Ans : 10.8 mm (11.25 mm>r> 10.13mm) 8-11 -물-125 1.6 D. 1.5 -1.666 (1.4 -2

The stepped shaft shown in Figure 3(a) must transmit 40 kW at a speed of 720 rpm. If an allowable stress of 36 MPa is not to be exceeded, i. Determine the stress concentration factor K Ans : 1.214 1.8 ii. Determine the minimum radius r of the fillet using the graph in Figure 1.7 Ans : 10.8 mm (11.25 mm>r> 10.13mm) 8-11 -물-125 1.6 D. 1.5 -1.666 (1.4 -2

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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EXERCISE 9 The stepped shaft shown in Figure 3(a) must transmit 40 kW at a speed of 720 rpm. If an allowable stress of 36 MPa is not to be exceeded, i. Determine the stress concentration factor K Ans : 1.214 1.8 ii. Determine the minimum radius r of the fillet using the graph in Figure 1.7 -1.111 Ans : 10.8 mm (11.25 mm>r> 10.13mm) 1.6 D. - 1.25 1.5 -1.666 ( 1.4 1.3 -2.5 90 mm 45 mm 1.2 1.1 1.0 0. 0.05 0.10 0.15 0.20 025 0.30 rid 2.
Transcribed Image Text:EXERCISE 9 The stepped shaft shown in Figure 3(a) must transmit 40 kW at a speed of 720 rpm. If an allowable stress of 36 MPa is not to be exceeded, i. Determine the stress concentration factor K Ans : 1.214 1.8 ii. Determine the minimum radius r of the fillet using the graph in Figure 1.7 -1.111 Ans : 10.8 mm (11.25 mm>r> 10.13mm) 1.6 D. - 1.25 1.5 -1.666 ( 1.4 1.3 -2.5 90 mm 45 mm 1.2 1.1 1.0 0. 0.05 0.10 0.15 0.20 025 0.30 rid 2.
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