If a body starts from rest and trav...
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If a body starts from rest and travels 120 cm in the 6th second, with constant acceleration then what is the acceleration : (A) 0.20 m/s2 (B) 0.027 m/s2 (C) 0.218 m/s2 (D) 0.03 m/s2

NEET/Medical Exams
Physics
Solution
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( S_{6}=frac{1}{2} a(6)^{2} ) ( S_{5}=frac{1}{2} a(5)^{2} ) ( S_{6}-5_{5}=frac{1}{2} a(6)^{2}-frac{1}{2} a(r)^{2}=1.2 ) ( 36 a-25 a=2.4 ) ( 11 a=2.4 ) ( a=frac{2.4}{11} ) ( -0.218 mathrm{m} / mathrm{s}^{2} )
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