gineering / Civil Engineering/ Q&A Library /1a. a. During a tensile test on a speci... l a. During a tensile test on a specimen the following results were obtainc. Load (kN) 15 30 40 50 55 60 Extension (mm) 1.03 2.00 2.73 3.42 3.80 4.10 Diameter of gauge length =19mm Gauge length = 150mm Load at fracture- 80KN Diameter at fracture -16.Smm Gauge length at fracture - 170mm Ultimate load-120KN Plot the load/extension graph to an appropriate scale. Hence determine the i Modulus of elasticity ii. Percentage elongation iii. Percentage reduction in area iv. The nominal stress at fracture

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Chapter1: Introduction
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ngineering / Civil Engineering / Q&A Library/1 a.
a. During a tensile test on a speci...
1 a. During a tensile test on a specimen the following results were obtaineo
Load (kN)
15
30
40
50
55
60
Extension
1.03
2.00
2.73
3.42
3.80
4.10
(mm)
Diameter at fracture -16.5mm
Diameter of gauge length =19mm
Gauge length = 150mm
Load at fracture - R0KN
Gauge length at fracture = 170mm
Ultimate load-120kN
Plot the load/extension graph to an appropriate scale. Hence determine the
i. Modulus of elasticity
ii. Percentage elongation
iii. Percentage reduction in area
iv. The nominal stress at fracture
Transcribed Image Text:ngineering / Civil Engineering / Q&A Library/1 a. a. During a tensile test on a speci... 1 a. During a tensile test on a specimen the following results were obtaineo Load (kN) 15 30 40 50 55 60 Extension 1.03 2.00 2.73 3.42 3.80 4.10 (mm) Diameter at fracture -16.5mm Diameter of gauge length =19mm Gauge length = 150mm Load at fracture - R0KN Gauge length at fracture = 170mm Ultimate load-120kN Plot the load/extension graph to an appropriate scale. Hence determine the i. Modulus of elasticity ii. Percentage elongation iii. Percentage reduction in area iv. The nominal stress at fracture
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