NCERT Exercise 8.1 — Q2 - Motion
Question: Joseph jogs from one end A to the other end B of a straight 300 m road in 2 minutes 30 seconds and then turns around and jogs 100 m back to point C in another 1 minute. What are Joseph’s average speeds and velocities in jogging (a) from A to B and (b) from A to C?
Answer: (a) From A to B: Average speed = **2.0 m/s**, Average velocity = **2.0 m/s** (directed A to B). (b) From A to C: Average speed = **1.90 m/s**, Average velocity = **0.95 m/s** (directed A to C).
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