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Physics
Physics
Problem
Which equation correctly relates final velocity
v
v
v
, initial velocity
u
u
u
, constant acceleration
a
a
a
and time
t
t
t
for motion in a straight line with uniform acceleration? a)
v
=
u
−
a
t
v = u - a t
v
=
u
−
a
t
b)
v
=
u
+
1
2
a
t
v = u + \dfrac{1}{2} a t
v
=
u
+
2
1
a
t
c)
v
=
u
+
a
t
v = u + a t
v
=
u
+
a
t
d)
v
2
=
u
2
+
2
a
u
t
v^{2} = u^{2} + 2 a u t
v
2
=
u
2
+
2
a
u
t
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