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Physics
Physics
Problem
A force acting along the
x
x
x
-axis on a block is given by
F
(
x
)
=
5
x
N
F(x)=5x\,\text{N}
F
(
x
)
=
5
x
N
, where
x
x
x
is in metres. Find the work done by the force as the block moves from
x
=
0
x=0
x
=
0
to
x
=
2
m
x=2\,\text{m}
x
=
2
m
. a)
20
J
20\,\text{J}
20
J
b)
5
J
5\,\text{J}
5
J
c)
10
J
10\,\text{J}
10
J
d)
13.3
J
13.3\,\text{J}
13.3
J
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