Asked by Anonymous

The car is travelling along the road with a speed of v  (300 / s) m/s, where s is in
meters. Determine the magnitude of its acceleration when t = 3 s if t = 0 at s = 0. ( ans: a
= 1.28 m/s2).
Answered by dfgdfg
dfgdfgd
Answered by efnenus
v = ds/dt
ds/dt = 300/s
300dt = s ds then integrate both side (0<t<3) & (0<s<S)