_ Presence of tail water in a gravity dami) increases the principal st – McqOptions

MCQOPTIONS

1.	_ Presence of tail water in a gravity dami) increases the principal stressii) decreases the principal stressiii) increases the shear stressiv) decreases the shear stressThe correct answer is$?
A.	(i) and (iii)
B.	(i)and(iv)
C.	(ii) and (iii)
D.	(ii) and (iv)
Answer» E.

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