plz answer this question urgently......
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Abhinav123111:
2 question
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Solution very easy.. Try it your self
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for 1st bit
s=ut+1/2at^2
t=4 and s=64
64=1/2*a*16
a=8
v=u+at
v=8*4
v=32m/s
B)
s=ut+1/2at^2
32=1/2*8*t^2
t=2root2
2nd
v=u+at
v=6*3
v=12
v-at=u
12-12=u
initial velocity will be zero
B)
s=ut+1/2at^2
s=1/2*6*9
s=27 m/s
s=ut+1/2at^2
t=4 and s=64
64=1/2*a*16
a=8
v=u+at
v=8*4
v=32m/s
B)
s=ut+1/2at^2
32=1/2*8*t^2
t=2root2
2nd
v=u+at
v=6*3
v=12
v-at=u
12-12=u
initial velocity will be zero
B)
s=ut+1/2at^2
s=1/2*6*9
s=27 m/s
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