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An object moves 26m in the first 3s and 16m in the next 3s while it travels 18m in the last 3s calculate average speed ??? |
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Answer» -An OBJECT moves 26m in the first 3s and 16m in the next 3sTo find :-Average speed of an object SOLUTION :-★ In first case ★Distance travelled (D1) = 26mTime TRAVEL (t1) = 3s★ In second case ★Distance travelled (D2) = 16mTime taken (t2) = 3s★ In third case ★Distance travelled (D3) = 18mTime taken (t3) = 3sNow, as we know thatAverage speed is defined as total distance travelled by an object in total AMOUNT of time.Average speed measures the average rate of speed over a trip.So,→ Average speed = tatol distancetravelled/total time taken→ Average speed = D1 + D2 + D3/t1 + t2 + t3→ Average speed = 26 + 16 + 18/ 3 + 3 + 3→ Average speed = 60/9→ Average speed = 6.66m/sHence,Average speed of an object i.e 6.66m/s |
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