Question

A train travels with a speed of 80 km/h from Mumbai to Panvel, and returns to

Mumbai with a speed of 100 km/h.

Calcuate: a. its average speed b. its average velocity

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Answer 1

Answer:

- Average speed = 2v1v2 / (v1 + v2)

= 2 * 60 * 80 / (60 + 80)

= 9600 / 140

= 960/14 km/hr

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