Which one of the following statements best defines a 'level surface'?-A-A horizontal surface every element of which is normal to plumb lineB-A curved surface every element of which is perpendicular to the spheroidal shape of the earthC-A plane surface which is perpendicular at all points to the direction of gravityD-A curved surface which is perpendicular to the direction of gravity at every point-D-A curved surface which is perpendicular to the direction of gravity at every point

Question

Which one of the following statements best defines a &#39;level surface&#39;?-A-A horizontal surface every element of which is normal to plumb lineB-A curved surface every element of which is perpendicular to the spheroidal shape of the earthC-A plane surface which is perpendicular at all points to the direction of gravityD-A curved surface which is perpendicular to the direction of gravity at every point-D-A curved surface which is perpendicular to the direction of gravity at every point

APTITUDE CRACK · Accepted Answer

D A curved surface which is perpendicular to the direction of gravity at every point No answer description is available.

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Which one of the following statements best defines a 'level surface'?

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UPSC Civil Service Exam Questions - Engineering

Which one of the following statements best defines a 'level surface'?

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