Civil Engineering MCQJE Level Civil Engineering
The long chord of a simple circular curve of radius R and deflection angle Delta is:
SurveyingSurveying and GeomaticsHARD
Choose the correct answer
A
2R cos(Delta/2)
B
R Delta/2 only
C
2R sin(Delta/2)
D
R tan(Delta/2)
Correct Answer
C. 2R sin(Delta/2)
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The chord subtending central angle Delta has length 2R sin half the angle.
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This MCQ belongs to SSC JE Civil Paper-I Technical Mock Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.