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A bus travels a distance of with a speed of and returns with a speed of
PHYSICS · Subjective · CBSE · Physics · Motion · Motion
Problem
A bus travels a distance of
120
km
120\ \text{km}
120
km
with a speed of
40
km h
−
1
40\ \text{km h}^{-1}
40
km h
−
1
and returns with a speed of
30
km h
−
1
30\ \text{km h}^{-1}
30
km h
−
1
. Calculate the average speed.
Related theory
1D Motion: Distance, Displacement, Speed & Velocity
Distance, velocity and acceleration
Speed and average speed
Motion
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