Civil Engineering MCQJE Level Civil Engineering
Construction record: A block weighing 250 N rests on a rough horizontal plane. If coefficient of friction is 0.25, limiting friction is:
Structural AnalysisMechanics, Strength of Materials and Structural AnalysisMEDIUM
Choose the correct answer
A
1000 N
B
249.8 N
C
250.2 N
D
62.5 N
Correct Answer
D. 62.5 N
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Limiting friction = mu N = 0.25 x 250 = 62.5 N.
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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.