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0.A particle ia moving east-wards with a velocity of 4 m/s. In 5 seconds the velocity changes to 3 m/snorthwards. Find the average acceleration in this time interval ? |
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Answer» Vi=4i Vf=3j Avg acceleration =|(Vf -Vi)|/5 =|3j-4i)|/5=-1/5 m/s2 |
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