A body of mass 6kg is under force which cause displacmnt in it by s= t^2/4 what is the workdone by the force in 2sec ?
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m=6kg
s=t²/4
v=ds/dt=t/2
a=d²s/dt²=1/2
F=ma=6*1/2=3N
for two seconds , s=4/4=1
Work Done =F.s
3.1=3J
s=t²/4
v=ds/dt=t/2
a=d²s/dt²=1/2
F=ma=6*1/2=3N
for two seconds , s=4/4=1
Work Done =F.s
3.1=3J
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