CBSE Class 9 Answered
A car accelerator form 6/s to 16m/s in 10 seconds find accelerator eiistance
Asked by beerendrasharma811 | 18 Jun, 2019, 14:28: PM
Expert Answer
acceleration a is obtained from, v = u+a×t ...................(1)
where v is final speed, u is initial speed and t is time to change speed.
hence acceleration a = ( v-u)/t = (16 - 6 ) / 10 = 1 m/s2
distance S = ut + (1/2)a t2 = (6×10) +(1/2)×1×10×10 = 210 m
Answered by Thiyagarajan K | 18 Jun, 2019, 14:39: PM
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