A shaft 140 mm diameter is fixed from both end 2.5 m apart. It carries single masse of 150 at 0.6 m from the left hand. The weight of the shaft is 410 kg. Determine the natural frequenc of the shaft transverse vibrations by considering the weight of the shaft. Young's modulus f Wa³ b³ 3 EIL3 the material of the shaft is 211 GN/m2. (Use static deflection & =

A shaft 140 mm diameter is fixed from both end 2.5 m apart. It carries single masse of 150 at 0.6 m from the left hand. The weight of the shaft is 410 kg. Determine the natural frequenc of the shaft transverse vibrations by considering the weight of the shaft. Young's modulus f Wa³ b³ 3 EIL3 the material of the shaft is 211 GN/m2. (Use static deflection & =

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

See similar textbooks

Similar questions

A shaft having length equal to 10 m and diameter equal to (50+ 01) mm is simply supported at both ends. The shatt carries four masses (150 + 01) kg, (200 + 01) kg, (250 +01) kg and (300 + 01) kg. These masses are located at a distance of 1.5m, 2.5 m, 5.5 mand 7.5 m from the left hand side support, respectively. The modulus of elasticity, E, for the material of the shaft is 200 GN/m? and mass density for the shaft material is 7500 kg/m?3. Determine critical speed of the shaft in revolutions per minute for the following two cases: 1. Effect of the mass of the shaft is neglected. 2. Effect of the mass of the shaft is considered. What is the usefulness of the answers determined in this problem?
Determine the diameter of a solid steel shaft that will transfer 30 MW at 1500 RPM with a 1 degree twist angle for every 20 mm of length. G = 80GN/m2
A shaft has a diameter of 45.08 mm and is an interference fit with a sleeve 60 mm outer, 45 mm inner 45 mm inner diameters and 80 mm long. Calculate: i. The force needed to slide the sleeve on the shaft, and ii. the change in radius of the shaft and sleeve at the inside. Assume the elastic properties for both are the same with Young's modulus of elasticity as 200 GPa and Poisson's ratio of 0.3.
Rev Part A The shaft is supported by a smooth thrust bearing at A and a smooth journal bearing at B. (Figure 1) If P = 20 kN , determine the absolute maximum shear stress in the shaft. Express your answer to three significant figures and include the appropriate units. HA ? Tmax = Value Units Figure 1 of 1 Submit Request Answer Provide Feedback 1 m 1 m 1 m 30 mm 40 mm
Determine the diameter of a solid shaft in mm to be used for a 373-kW, 250 rpm application if the allowable torsional deflection is 1 deg in a length of 18-diameters and the allowable stress is 70 MPa. Use modulus of rigidity of 90 GPa.
A shaft 1.5 m long is supported in flexible bearings at the ends and carries two wheels each of 50 kg mass. One wheel is situated at the centre of the shaft and the other at a distance of 0.4 m from the centre towards right. The shaft is hollow of external diameter 75 mm and inner diameter 37.5 mm. The density of the shaft material is 8000 kg/m3. The Young’s modulus for the shaft material is 200 GN/m2. Find the frequency of transverse vibration.
A homogeneo us 4o kg vigid block is suspended by three spring whose lower ends were oviginally at the same level Each steel spring has 30 tums •f meau diametu of loo mm 8 mm diameter wive on a G= 83 GN/m?.The bvonze spring has uo tuvns mean diameter of of 15 mm diameter wive on 120mm G=42 GN /m? Compute the maximun and sheaving stress in each spring Phosphor Bronze Steel Steel 1 m 2 m wwww
A disc is mounted in the middle of a light shaft weighing 140N and has an unbalance of 0.002 Kg.m. The two bearings that support the shaft are not rigid and are assumed to have a stiffness of 8x106 N/m each. When the shaft runs at 10000 rpm the bearing deflection is 0.25mm. find the shaft deflection at that speed.
The sbaft shown overhangs a bearing on the right and has the following dimensions: a - 5 in., b - 4 in., and - 10 in. The material is AISI C1040. annealed. This shaft is subjected to a torque T 10,000 in-lb., forces F - 10,000 lb. and F, 20,000 lb. Using a atatio-design approach, determine the diameter D for N 2.5, with eomputa- %3D Answer: a) Dia. = _inches %3D %3D %3D tions from the maximum shear stress theory. Note: Use Sy = 48,000 psi F2 N M
The disc clutch of an automobile is carried on a 2-inch 6-splined shaft and not to slide under load. The nominal dimensions are as follows: b = 0.25 D; t = 0.075 D and d = 0.85 D. The hub length of 150 % of shaft diameter. Determine the total horsepower transmitted at 3,600 rpm, if the yield strength of the shaft is 1,400 psi
A steel shaft 100mm in diameter is loaded and support in shaft bearing 0.4m apart. The shaft carries three loads: first mass 12kg at the centre, second mass 10kg at a distance 0.12m from the left bearing and third mass of 7kg at a distance 0.09m from the right bearing. Find the value of the critical speed by using Dunker ley’s method if E = 2X1011N/m2.