Question: 1 ) Initial diameter ot specimen do = 5 mm 2 ) Initial gauge length of specimen Lo = 8 0 mm 3 ) Initial

1) Initial diameter ot specimen do=5 mm
2) Initial gauge length of specimen Lo =80 mm
3) Initial cross-section area of specimen Ao =
4) Load of yield point Fy:
5) Load at fracture Ff =
6) Final length after specimen breaking Lf =
7) Dia. Of specimen at breaking place df =
8) Cross section area at breaking place Af =----------------
9) Youngs Modulus E=
10) Stress at offset point:
11)Tensile Strength:
12)Fractures Stress:
13) Fracture Toughness:
14) Toughness and Modulus of Toughness.
15) Resilience and modulus of resilience.
A: Results of mild steel sample
\begin{tabular}{|cc|}
\hline Extension (mm) & Load \((\mathrm{N})\)\\
\hline 0 & 0.90\\
\hline 0.83 & 4694.34\\
\hline 1.67 & 4831.41\\
\hline 2.50 & 4781.08\\
\hline 3.33 & 4918.83\\
\hline 4.17 & 4926.58\\
\hline 5.00 & 5257.07\\
\hline 5.83 & 5437.01\\
\hline 6.66 & 5575.88\\
\hline 6.75 & 5584.21\\
\hline 6.76 & 5584.04\\
\hline 6.77 & 5591.60\\
\hline 6.77 & 5587.98\\
\hline 8.33 & 5775.18\\
\hline 9.16 & 5847.52\\
\hline 10.00 & 5911.04\\
\hline 10.83 & 5965.41\\
\hline 11.67 & 6010.53\\
\hline 12.50 & 6042.57\\
\hline 13.33 & 6072.26\\
\hline 14.16 & 6092.93\\
\hline 15.00 & 6113.24\\
\hline 15.83 & 6129.65\\
\hline 16.67 & 6140.36\\
\hline 17.50 & 6146.37\\
\hline 18.33 & 6148.14\\
\hline 19.16 & 6149.17\\
\hline 20.00 & 6147.15\\
\hline 26.85.85 & 6142.22\\
\hline 21.66 & 6130.59\\
\hline 22.50 & 6120.44\\
\hline 23.33 & 6099.74\\
\hline 24.16 & 6050.83\\
\hline 25.00 & 5940.21\\
\hline & 5675.33\\
\hline 25.83 & -7.95\\
\hline
\end{tabular}
1 ) Initial diameter ot specimen do = 5 mm 2 )

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