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When deriving
PHYSICS · Single correct · CBSE · Physics · Motion · Motion
Problem
When deriving
v
2
=
u
2
+
2
a
s
v^{2}=u^{2}+2as
v
2
=
u
2
+
2
a
s
, the time
t
t
t
obtained from the first equation of motion is substituted into the second equation. Which expression for
t
t
t
is used? (a)
(
v
+
u
)
/
(
2
a
)
(v+u)/(2a)
(
v
+
u
)
/
(
2
a
)
(b)
(
v
−
u
)
/
a
(v-u)/a
(
v
−
u
)
/
a
(c)
(
v
−
u
)
/
(
2
a
)
(v-u)/(2a)
(
v
−
u
)
/
(
2
a
)
(d)
s
u
/
a
su/a
s
u
/
a
Related theory
Kinematic Equations for Uniform Acceleration
Kinematic Equations
Motion in a straight line
Acceleration
Equations of motion and numerical applications
Motion
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