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Show that if a vehicle covers a certain distance with speed and returns the same…
PHYSICS · Subjective · CBSE · Physics · Motion · Motion
Problem
Show that if a vehicle covers a certain distance
d
d
d
with speed
u
u
u
and returns the same distance with speed
v
v
v
, the average speed for the complete journey is
2
u
v
u
+
v
\dfrac{2uv}{u+v}
u
+
v
2
uv
.
Related theory
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