Q.2 Attempt any 3 of the following questions : i. An object moves 18 m in the first 3 s, 22 m in the next 3 s and 14 m in the last 3 s. What is its average speed?
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Answer:
Average speed = total distance/total time 18+22+14/3+3+3 = 54/9 = 6mpers
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