Question

Which statement about the motion of an object depicted in the figure is correct? (a) x-t graph (b) v-t graph x (m) 60- 40 20 % (m /s) 15 10- о r. 1 (s) -5-|//10 т 20 30 40 r 30 40 2010 -40- -60 15 0 At t = 5 s, acceleration is positive and the object is speeding up. 0 At t = 5 s, acceleration is negative and the object is slowing down. O At 5 s, acceleration is negative and the object is speeding up. OAt 5s, acceleration is positive and the object is slowing down.
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obiec Attirnet=5aec velocity v--Sm/sec we know V u+ at At t 5ec accelanaton is postve but fram rabh, Bith time velouty us buo

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