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Grade: 11
        what do we find actually in disatance travelled in nth second
3 years ago

Answers : (1)

Shaswata Biswas
132 Points
							
We have distance travellen in t second, S = u.t + a.t2/2
Distance travelled in tth = ST - ST-1 
= {u.t + a.t2/2} - {u.(t-1) + a.(t-1)2/2}
= u{t - (t-1)} + a{t2 - (t-1)2}/2
= u + a(2t-1)/2
 
So the distance travelled in nth second, Sn = u + a(2n-1)/2
THANKS
3 years ago
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