The following data are obtained from a tensile test of an aluminium specimen. - The load at the yield point is 147 kN - Length of the specimen is 29 mm. - The yield strength is 79 kN/mm2. - The percentage of elongation is 49 %. Determine the following (i) Diameter of the specimen, ii) Final length of the specimen, iii) Stress under an elastic load of 15 kN, iv) Young's Modulus if the elongation is 2.8 mm at 15 kN (1.5 Marks) and (v) Final diameter if the percentage of reduction in area is 20 %. (1.5 Initial Cross-sectional Area (in mm2) The Diameter of the Specimen (in mm) Final Length of the Specimen (in mm) Stress at the elastic load (in N/mm2) Young's Modulus of the Specimen (in N/mm2) Final Area of the Specimen at Fracture (in mm) Final Diameter of the Specimen after Fracture (in mm)
The following data are obtained from a tensile test of an aluminium specimen. - The load at the yield point is 147 kN - Length of the specimen is 29 mm. - The yield strength is 79 kN/mm2. - The percentage of elongation is 49 %. Determine the following (i) Diameter of the specimen, ii) Final length of the specimen, iii) Stress under an elastic load of 15 kN, iv) Young's Modulus if the elongation is 2.8 mm at 15 kN (1.5 Marks) and (v) Final diameter if the percentage of reduction in area is 20 %. (1.5 Initial Cross-sectional Area (in mm2) The Diameter of the Specimen (in mm) Final Length of the Specimen (in mm) Stress at the elastic load (in N/mm2) Young's Modulus of the Specimen (in N/mm2) Final Area of the Specimen at Fracture (in mm) Final Diameter of the Specimen after Fracture (in mm)
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
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The following data are obtained from a tensile test of an aluminium specimen.
- The load at the yield point is 147 kN
- Length of the specimen is 29 mm.
- The yield strength is 79 kN/mm2.
- The percentage of elongation is 49 %.
Determine the following
(i) Diameter of the specimen,
ii) Final length of the specimen,
iii) Stress under an elastic load of 15 kN,
iv) Young's Modulus if the elongation is 2.8 mm at 15 kN (1.5 Marks) and
(v) Final diameter if the percentage of reduction in area is 20 %. (1.5
Initial Cross-sectional Area (in mm2)
The Diameter of the Specimen (in mm)
Final Length of the Specimen (in mm)
Stress at the elastic load (in N/mm2)
Young's Modulus of the Specimen (in N/mm2)
Final Area of the Specimen at Fracture (in mm)
Final Diameter of the Specimen after Fracture (in mm)
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