The shaft consists of three concentric tubes, each made from the same material and having inner and outer radii as given below. Length of shaft is 2m. One end is fixed to the wall and to the other end a disc is attached. If a torque of T =800 N.m is applied at the disc end, determine the maximum shear stress in the shaft. 1. Inner tube: r; = 20mm, r, = 25 mm 2. Center tube: r; = 26 mm, r. = 30 mm 3. Outer tube: r = 32mm, r, = 38mm Q3: The shaft consists of three concentric tubes, each made from the same material andhaving inner and outer radii as given below. Length of shaft is 2m. One end is fixed tothe wall and to the other end a disc is attached. If a torque of T =800 N.m is applied atthe disc end, determine the maximum shear stress in the shaft.1. Inner tube: r, = 20mm, r, = 25 mm2. Center tube: r = 26 mm, r, = 30 mm3. Outer tube: r; =32mm, r. = 38mm

Given, Torque, T=800 N.m For inner tube, ri=20mm, r0=25mm For center tube, ri=26mm, r0=30mm For…

ft consists of three concentric tubes, each made from the same material and having inner and outer radii as given below. Length of shaft is 2m. One end is fixed to the wall and to the other end a disc is attached. If a torque of T =800 N.m is applied at the disc end, determine the maximum shear stress in the shaft. 1. Inner tube: r; = 20mm, r, = 25 mm 2. Center tube: r; = 26 mm, r. = 30 mm 3. Outer

ft consists of three concentric tubes, each made from the same material and having inner and outer radii as given below. Length of shaft is 2m. One end is fixed to the wall and to the other end a disc is attached. If a torque of T =800 N.m is applied at the disc end, determine the maximum shear stress in the shaft. 1. Inner tube: r; = 20mm, r, = 25 mm 2. Center tube: r; = 26 mm, r. = 30 mm 3. Outer

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter3: Torsion

Section: Chapter Questions

Problem 3.3.12P: A propeller shaft for a small yacht is made of a solid steel bar 104 mm in diameter. The allowable...

See similar textbooks

Similar questions

A propeller shaft for a small yacht is made of a solid steel bar 104 mm in diameter. The allowable stress in shear is 48 MPa, and the allowable rate of twist is 2.0° in 3.5 meters. (a) Assuming that the shear modulus of elasticity is G = 80 GPa, determine the maximum torque that can be applied to the shaft. (b) Repeat part (a) if the shaft is now hollow with an inner diameter of 5d18. Compare values to corresponding values from part (a).
Q3: The shaft consists of three concentric tubes, each made from the same material and having inner and outer radii as given below. Length of shaft is 2m. One end is fixed to the wall and to the other end a disc is attached. If a torque ofT =800 N.m is applied at the disc end, determine the maximum shear stress in the shaft. 1. Inner tube: r¡ = 20mm, r, = 25 mm 2. Center tube: r; = 26 mm, r, = 30 mm 3. Outer tube: r; = 32mm, r, = 38mm
Q2. A mild steel shaft transmits ‘P’ kW at ‘N’ r.p.m. It carries a central load of 900 N and is simply supported between the bearings 2.5 metres apart. Determine the size of the shaft, if the allowable shear stress is 42 MPa and the maximum tensile or compressive stress is not to exceed 56 MPa. Power P in KW= 25 , Speed N in rpm=150
The internal loadings at a critical section along the steel drive shaft of a ship are calculated to be a torque of 2300 lb # ft, a bending moment of 1500 lb # ft, and an axial thrust of 2500 lb. If the yield points for tension and shear are sY = 100 ksi and tY = 50 ksi, respectively, determine the required diameter ofthe shaft using the maximum shear stress theory.
Q2. A mild steel shaft transmits 21 kW at 250 r.p.m. It carries a central load of 900 N and is simply supported between the bearings 2.5 metres apart. Determine the size of the shaft, if the allowable shear stress is 42 MPa and the maximum tensile or compressive stress is not to exceed 56 MPa.
The copper pipe [G = 7,000 ksi] has an outside diameter of 3.875 in. and a wall thickness of 0.250 in. The pipe is subjected to a uniformly distributed torque of t = 80 lb-ft/ft along its entire length. Using a = 2.5 ft, b = 4.0 ft, and c = 8.5 ft, determine(a) the maximum shear stress in the pipe.(b) the rotation angle φC at the free end of the shaft.
A circular steel tube of length L = 1.0 m is loaded by torques T a) If the inner radius of the tube is r1 = 45 mm and the measured angle of twist betweenthe ends is 0.5°, what is the shear strain γ1 (in radians) at the inners surface? b) If the maximum allowable shear strain is 0.0004 rad and the angle of twist is to bekept at 0.45° by adjusting the torque T, what is the maximum permissible outer radius(r2)max?
A compound steel (G = 70 GPa) shaft consists of a solid 59-mm-diameter segment (1) and a solid 39-mm-diameter segment (2). The allowable shear stress of the steel is 76 MPa, and the maximum rotation angle at the free end of the compound shaft must be limited to φC≤ 4.6°. Assume L1=0.6 m and L2=1.0 m. Determine the magnitude of the largest torque TC that may be applied at C. Express your answer in N-m rounded to three significant digits.
A Solid shaft transmits 600 N.m torque. If the maximum shear stress induced in the shaft is 50 N/mm2, the minimum diameter of the shaft is
The shaft ABC shown in the figure is drivenby a motor that delivers 300 kW at a rotational speedof 32 Hz. The gears at B and C take out 120 kW and180 kW, respectively. The lengths of the two parts ofthe shaft are L1 = 1.5 m and L2 = 0.9 m.Determine the required diameter d of the shaft ifthe allowable shear stress is 50 MPa, the allowableangle of twist between points A and C is 4.0°, andG = 75 GPa.
Determine the maximum shear stress acting at a tubular cross-section having an outer diameter D, = 100 mm and inner diameter D; = 80 mm, if the applied torque T = 500 N.m. Take ) = 5.79624 x 108 m?; Select one: O 431MPa O 2.15MPa O 6.15MPa O 1032MPa O 8.62MPa
A compound shaft consists of two pipe segments. Segment (1) has an outside diameter of 220 mm and a wall thickness of 10 mm. Segment (2) has an outside diameter of 140 mm and a wall thickness of 15 mm. The shaft is subjected to torques TB = 40 kN-m and TC = 12 kN-m, which act in the directions shown in Fig. P6.4. Determine the maximum shear stress magnitude in each shaft segment. only HANDWRITTEN answer needed ( NOT TYPED)