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An object starts from rest and accelerates uniformly in a straight line path in the positive x-direction. After 12 seconds, its speed is 72 ms 116. The acceleration of the object isa) 6 ms-b) -5.4 ms c) 3.6 ms?117. How far does the object travel during 12 seconds ?a) 422 mb) 432 mc) 132 m118. What is the average velocity during the first 12 seconds12 msb) 12 msc) 36 ms!119. What is the velocity acquired in 5 secs ?a) 24 msb) 360 ms- c) 32 ms20. What is the distance travelled during the 4th second ?a) 21 mb) 7 mc) 14 m |
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Answer» tion:116-a-6m/s^2117-b-432m118-c-36m/s119-30m/s^2120-a-21m |
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