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The energy per volume for Modified Proctor test is ______________

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in Geotechnical Engineering I by (102k points)
The energy per volume for Modified Proctor test is ______________

(a) 593 kJ/m^3

(b) 2944 kJ/m^3

(c) 2674 kJ/m^3

(d) 4324 kJ/m^3

This question was posed to me during a job interview.

Origin of the question is The Dietert, Abbot Compaction Test and Jodhpur Mini Compactor Test topic in section Compaction of Geotechnical Engineering I

1 Answer

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Best answer
The correct option is (c) 2674 kJ/m^3

The best explanation: The energy per volume is,

\(\frac{WhNng}{V} \), and for Modified Proctor test,

W=4.54kg, h=457.2mm, N=5, n=25 and V=944 cc.

∴ EMPT=4.54*457.2*5*25/944

∴ EMPT=2674 kJ/m^3.

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