A rigid bar AB is hinged at A and is supported by a rod CD at C. The rod is pin connected at D, as shown. Neglect deflections of the bar due to bending. Use E = 200 GPa. 36 mma 2 m O What is the displacement of the loaded end B of the bar? O Determine the tensile stress induced in rod CD by the 80 kN load OIf the allowable stress in rod CD is 124 MPa, what weight W can be safely applied? 1.8 m 12 m w80 AN

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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allowa quired wall thickness
2:11 .l
0.31
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16
A rigid bar AB is hinged at A and is supported
by a rod CD at C. The rod is pin connected at
D, as shown. Neglect deflections of the bar
due to bending. Use E = 200 GPa.
36 mma
2 m
OWhat is the displacement of the loaded
end B of the bar?
® Determine the tensile stress induced in
rod CD by the 80 kN load
D If the allowable stress in rod CD is
124 MPa, what weight W can be safely
1.8 m
12m
applied?
w80 AN
1.
A holl ow cir cular steel colum n is s ubjected toa
compression load of 380 kN . The column has
a length of 2.4 mn.and an outside dia meter of
187.5 mm.
E - 200,000 MPa
Determine the min. roquired wall thicknesss
base on an allo wable com pressi ve stress
of 48 MPa.
Determine the min. required wall thickness
based on
30 MPa.
Determine the min. required wall thickness
based on the allowable shortening of the
colum n to b e 0.5 0 mm-
allowable
shear
stress of
C3D
P-38 O kN
2.4 m
2.
An 8 mm diameter steel rod, 20 m. long
supports a 10 kN weight. Find the max.
tensile stress in the rod. Unit weight of steel is
77 kN/m2.
3.
A steel bar carries an ore bucket of weight W
hanging at its lower end.
Given:
Bar diameter
= 12 mm
= 18 m.
Length
Steel modulus of Elasticity, Es = 200 GPa
Neglect weight of bar.
Calculate the weight W that can be safely
carried so as not to exceed the allowable
steel tensile stress of 138 MPa.
Calculate the weight W, that can be safely
applied so as not to exceed the allowable
elongation of 10 mm.
Calculate the total strain if the applied load
w = 20 kN.
3
4.
DO
DO
W
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Transcribed Image Text:allowa quired wall thickness 2:11 .l 0.31 KB/S 64 Edit 16 A rigid bar AB is hinged at A and is supported by a rod CD at C. The rod is pin connected at D, as shown. Neglect deflections of the bar due to bending. Use E = 200 GPa. 36 mma 2 m OWhat is the displacement of the loaded end B of the bar? ® Determine the tensile stress induced in rod CD by the 80 kN load D If the allowable stress in rod CD is 124 MPa, what weight W can be safely 1.8 m 12m applied? w80 AN 1. A holl ow cir cular steel colum n is s ubjected toa compression load of 380 kN . The column has a length of 2.4 mn.and an outside dia meter of 187.5 mm. E - 200,000 MPa Determine the min. roquired wall thicknesss base on an allo wable com pressi ve stress of 48 MPa. Determine the min. required wall thickness based on 30 MPa. Determine the min. required wall thickness based on the allowable shortening of the colum n to b e 0.5 0 mm- allowable shear stress of C3D P-38 O kN 2.4 m 2. An 8 mm diameter steel rod, 20 m. long supports a 10 kN weight. Find the max. tensile stress in the rod. Unit weight of steel is 77 kN/m2. 3. A steel bar carries an ore bucket of weight W hanging at its lower end. Given: Bar diameter = 12 mm = 18 m. Length Steel modulus of Elasticity, Es = 200 GPa Neglect weight of bar. Calculate the weight W that can be safely carried so as not to exceed the allowable steel tensile stress of 138 MPa. Calculate the weight W, that can be safely applied so as not to exceed the allowable elongation of 10 mm. Calculate the total strain if the applied load w = 20 kN. 3 4. DO DO W Tools Mobile View Share PDF to DOC Edit on PC 88
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