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reshmi
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Homework Statement
A man walks on a straight road from his home to market 2.5km away with a speed of 5km/h. Finding the market closed, he instantly turns and walk back home with a speed of 7.5km/h.
For the given time intervals (i) 0 to 30minutes. (ii) 0 to 50minutes., (iii) 0 to40 min. What is the
a) magnitude of average velocity and
b) average speed of the man.
Homework Equations
The Attempt at a Solution
distance=displacement
d=s*t
2.5=5*x
x=5/2.5=2