Q19. The velocity-time graph of an object is shown below.(a) Identify the kind of motion of the object represented by the lines OA and BC.(b) With what velocity the object is moving at t=8 seconds?(c) Calculate the acceleration of the object in the following cases:(i) Between the third and tenth second.(ii) During the last two seconds.
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This is a velocity time graph of an object moving in a straight line due North. ... A horizontal line on a speed-time graph represents a constant speed. A sloping line on a speed-time graph represents an acceleration. The sloping line shows that the speed of the object is changing.
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Answer:
. oa is accelerating and Bc is deaccelerating
2. 4.6 m/s
3.(a) 0
(b) -2.3m/s^2
Explanation:
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