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Q.1 A rotary shaft carries distributed load of 250 w/m with a long 3m. The shaft transmits 35 KW at 290 rpm. A shaft is simply supported shaft. The max. shear stresses 56 MPa and the allowable Compression stress 45 MPa, the safety factor is 1.5. Find the size of the shaft if it subjected to suddenly applied load. Table 14.2. Recommended values for K and K, Nature of laad K, 1. Stationary shafts (a) Gradually applied load 1.0 1.0 (b) Suddenly applied load 1.5 to 20 1.5 to 2.0 2. Rotating shafts (a) Gradually applied or steady load 1.5 1.0 15 to 2.0 1.5 to 2.0 (6) Suddenly applied load with minor shocks only 1.5 to 3.0 (c) Suddenly applied load with heavy shocks 2.0 to 3.0

Q.1 A rotary shaft carries distributed load of 250 w/m with a long 3m. The shaft transmits 35 KW at 290 rpm. A shaft is simply supported shaft. The max. shear stresses 56 MPa and the allowable Compression stress 45 MPa, the safety factor is 1.5. Find the size of the shaft if it subjected to suddenly applied load. Table 14.2. Recommended values for K and K, Nature of laad K, 1. Stationary shafts (a) Gradually applied load 1.0 1.0 (b) Suddenly applied load 1.5 to 20 1.5 to 2.0 2. Rotating shafts (a) Gradually applied or steady load 1.5 1.0 15 to 2.0 1.5 to 2.0 (6) Suddenly applied load with minor shocks only 1.5 to 3.0 (c) Suddenly applied load with heavy shocks 2.0 to 3.0

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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Q.1 A rotary shaft carries distributed load of 250 w/m with a long 3m. The shaft transmits 35 KW at 290 rpm. A shaft is simply supported shaft. The mux. shear stresses 56 MPa and the allowable Compression stress 45 MPa, the safety factor is 1.5. Find the size of the shaft if it subjected to suddenly applied load.
De T,P.K/s Asiacell 3G ۷ مارس، ۲۰۲۱ -> Q.I A rotary shaft carries distributed load of 250 w/m with a long 3m. The shaft transmits 35 KW at 290 rpm. A shaft is simply supported shaft. The max. shear stresses 56 MPa and the allowable Compression stress 45 MPa, the safety factor is 1.5. Find the size of the shaft if it subjected to suddenly applied load. Table 14.2. Recommended values for Km and K, Nature of laad K, 1. Stationary shafts (a) Gradually applied load (b) Suddenly applied load 1.0 1.0 15 to 2.0 15 to 2.0 2. Rotating shafts (a) Gradually applied or steady load 1.5 1.0 15 to 2.0 1.5 to 2.0 (6) Suddenly applied load with minor shocks only (c) Suddenly applied load with heavy shocks 2,0 to 3.0 1.5 to 3.0 Q.2 A hollow simple supported shaft 3m made of steel with di/do of 0.6. The shaft is subjected to a bending force of 4 KN and transmits 52 KW with 150 rpm. Find the outer and inner diameter of the shaft, if the ultimate shear stress of 600 MPa and allowable compression stress of 100 MPa, tack safety factor 7. حذف استعادة
Transcribed Image Text:De T,P.K/s Asiacell 3G ۷ مارس، ۲۰۲۱ -> Q.I A rotary shaft carries distributed load of 250 w/m with a long 3m. The shaft transmits 35 KW at 290 rpm. A shaft is simply supported shaft. The max. shear stresses 56 MPa and the allowable Compression stress 45 MPa, the safety factor is 1.5. Find the size of the shaft if it subjected to suddenly applied load. Table 14.2. Recommended values for Km and K, Nature of laad K, 1. Stationary shafts (a) Gradually applied load (b) Suddenly applied load 1.0 1.0 15 to 2.0 15 to 2.0 2. Rotating shafts (a) Gradually applied or steady load 1.5 1.0 15 to 2.0 1.5 to 2.0 (6) Suddenly applied load with minor shocks only (c) Suddenly applied load with heavy shocks 2,0 to 3.0 1.5 to 3.0 Q.2 A hollow simple supported shaft 3m made of steel with di/do of 0.6. The shaft is subjected to a bending force of 4 KN and transmits 52 KW with 150 rpm. Find the outer and inner diameter of the shaft, if the ultimate shear stress of 600 MPa and allowable compression stress of 100 MPa, tack safety factor 7. حذف استعادة
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