As the state of strain of an element of dense sand changes from plain strain to trivial condition, the effective angle of internal friction :

first increases and then remains constant

As the state of strain of an element of dense sand changes from plain

1.	As the state of strain of an element of dense sand changes from plain strain to trivial condition, the effective angle of internal friction :
A.	increases
B.	decreases
C.	remains constant
D.	first increases and then remains constant
Answer» C. remains constant

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As the state of strain of an element of dense sand changes from plain strain to trivial condition, the effective angle of internal friction :

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