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As per your syllabus, the MAXIMUM acceleration of a train such that a box on its floor (μ_s = 0.15) remains stationary is which?

A0.15 m/s²
B1.47 m/s²
C15 m/s²
D9.8 m/s²
Answer & Solution
Correct answer: B. 1.47 m/s²
syllabus Ex 4.7: a_max = μ_s g = 0.15 × 9.8 = 1.47 m/s².
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