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A curvilinear motion of a particle is defined by VX= 25 - 8t m/s and y=48 - 3t2m. At t=0, x=0, Find out position, velocity and acceleration at t=4 sec.
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Vx=258t\[2ex]x=25t4t2   and ax=-8 at t=4 x=25(4)4(4)2=36m\[2ex]Vx=258(4)=7m/s   y=483t2\[2ex]Vy=6t\[2ex]ay=6 At t=4 y=0\[2ex]Vy=24m/s   V4=25m/s74\[2ex]a4=82+62=10m/s237

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