) If the velocity time graph of an object is parallel to x-axis, what does it mean? Can it be parallel to y- axis? (b) What type of motion is represented by each one of the following graphs ? (c) A bus increases its speed from 36 km/h to 54km/h in 10 seconds. Find its acceleration. (a) Derive second equation of motion S = ut + (½)at2 graphically, where the symbols have their usual meanings. (b) A car accelerates uniformly from 18 km/h to 36 km/h in 5 seconds. Calculate : (i) the acceleration and (ii) the distance covered by the car in that time.
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a its velocity is constant and acceralation is 0
b. no it can't be parallel to y axis
c. a = 0.5 m /s.
e. a = 1 m/s
f. 37.5 m
b. no it can't be parallel to y axis
c. a = 0.5 m /s.
e. a = 1 m/s
f. 37.5 m
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