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Verbal Reasoning
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Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
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Surveying
Pick up the correct statement from the following :
A level surface is perpendicular at all points to the direction of gravity
A level line lies in level surface
A horizontal surface is normal to the direction of gravity at only one point
A horizontal line is tangential to the level surface
All the above.
Correct Answer:
All the above.
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