A particle moves 10m due east in 2s and then 15m due north in 4s. Find the average speed and velocity of the particle.
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3
Answer:
average speed= total distance/total time
total distance=10m+15m=25m
total time=2s+4s=6s
=25/6=4.1m/s
average velocity =total displacement/total time
displacement=whole root10^2+15^2
root 100+225
root 325=18.02m/s
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2
Answer:
Avg. Speed = 4.16m/s, velocity = 3m/s(Approx)
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