For slopes of limited extent the surface of slippage, is usually along (A) A parabolic arc (B) An elliptical arc (C) A straight line (D) A circular arc

For slopes of limited extent the surface of slippage, is usually along
(A) A parabolic arc
(B) An elliptical arc
(C) A straight line
(D) A circular arc
by

1 Answer

Answer :

(D) A circular arc
by

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