Question

find

1)the concrete exhibited ??????(linear/elastic, etc etc – which one?) behaviour

2) yield stress in Mpa

3) ultimate strength in Mpa

4) elastic modulus in Mpa

5)strain at failure at xx%

Cylinder had diameter 99.2 mm
Shortening of entire cylinder with depth 200.1 mm

Load	Shortening
(kN)	(mm)
0.00	0
60.46	0.047033
99.42	0.084834
138.06	0.131443
160.70	0.165278
181.97	0.204467
205.02	0.262388
211.119	0.285
217.19	0.307632
226.36	0.358965
228.562	0.386
230.91	0.413175
230.99	0.464289
228.31	0.512922
223.02	0.560197
214.31	0.614949
203.049	0.666
191.69	0.716612
164.62	0.810646
146.192	0.865
127.73	0.918628
88.07	1.013493

Answer 1