Civil Engineering - GATE Exam Questions - Discussion

Discussion Forum : GATE Exam Questions - Section 7 (Q.No. 2)
2.
Plate bearing test with 20 cm diameter plate on soil subgrade yielded a pressure of 1.25 x 105 N/m2 at 0.5 cm deflection. What is the elastic modulus of subgrade ?
56.18 x 105 N/m2
22.10 x 105 N/m2
44.25 x 105 N/m2
50.19 x 105 N/m2
None.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
5 comments Page 1 of 1.

Shakil Ahmed said:   4 years ago
1.25*10^5/.5*1000 = 25*10^5.

Lakshmi said:   4 years ago
Es = (1.18XPa)/(0.5/100)
Es= 2.95X10power6N/sqm.
So answer is option E.

Raghu said:   5 years ago
Please explain the answer in detail.

Manikanth said:   9 years ago
E = (1.18Pa)/0.005.

RIJU SAHA said:   10 years ago
Deflection = (pressure x area of contact)/E.
0.005 = (1.25 x 10^5 x 0.1)/E.

E = none of the above.

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