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Mathematics
Problem
During the derivation of the kinetic–energy expression, which differential relation links acceleration
a
a
a
, velocity
v
v
v
and displacement
d
x
\mathrm d x
d
x
? a)
2
a
d
x
=
v
d
v
2\,a\,\mathrm d x = v\,\mathrm d v
2
a
d
x
=
v
d
v
b)
a
d
x
=
v
d
v
a\,\mathrm d x = v\,\mathrm d v
a
d
x
=
v
d
v
c)
a
d
x
=
2
v
d
v
a\,\mathrm d x = 2\,v\,\mathrm d v
a
d
x
=
2
v
d
v
d)
a
d
x
=
v
2
a\,\mathrm d x = v^{2}
a
d
x
=
v
2
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