Civil Engineering MCQJE Level Civil Engineering
A candidate is comparing options for Seepage Force. Which line correctly handles upward flow below a hydraulic structure? Avoid the common trap that upward seepage increases submerged unit weight always.
Soil MechanicsSeepage ForceMEDIUM
Choose the correct answer
A
seepage force acts only in dry sand
B
upward seepage increases submerged unit weight always
C
upward seepage reduces effective stress
D
pore pressure is unaffected by flow
Correct Answer
C. upward seepage reduces effective stress
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Seepage pressure changes effective stress and can cause boiling. Correct option: C.
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This MCQ belongs to RRB JE Civil & Allied Engineering CBT-2 Full Mock Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.