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Physics
Physics
Problem
If a particle moves from position
x
=
a
x=a
x
=
a
to
x
=
−
2
a
x=-2a
x
=
−
2
a
along a straight line, answer the following: a. (i) Express the displacement in terms of
a
a
a
. b. (ii) State whether this displacement is directed towards the positive or negative
x
x
x
-axis when
a
>
0
a>0
a
>
0
.
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