a particle moves in a straight line with a constant acceleration. it changes its velocity from 10m/s to 20 m/s while passing through a distance 135 m in t sec. the value of the is
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2as=v²-u²
2×a×135=20²-10²
270a=400-100
a=1.11.....
v =u+at
20=10+1.1×t
t = 10÷1.1=9.999....sec
2×a×135=20²-10²
270a=400-100
a=1.11.....
v =u+at
20=10+1.1×t
t = 10÷1.1=9.999....sec
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