a stone is thrown vertically upward with velocity 25.5 m/s .the distance travelled by the particle in last second of its upward motion is ( take g=10m/s)
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hi,
u=25.5m/s
v=0
a=g=10m/s2
by using the equation.v=u+at
0=25.5-10t
t=2.55
now,Sn=un+1/2a(2n-1)
here n=2.55,a=10,u=25.5
Sn=25.5*2.55+10/2(approx 11)
=120.o25m is ANSWER
HOPE IT WILL HELPS YOU
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