A ship sails 3 km (west) in 2 hours, followed by 5 km (east) in 3 hours. (a) What is the ship’s average speed? (b) What is the ship’s average velocity?
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Answer:
avg speed = 1.6km/hr
avg velocity = 0.2km/hr
Explanation:
speed = distance/time
=8km/5hr
velocity= displacement/time
=2km/5hr
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