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saul85 [17]
3 years ago
7

An object moves 20 m east in 30 s and then returns to its starting point taking an additional 50 s. If west is chosen as the pos

itive direction, what is the average speed of the object
Physics
1 answer:
user100 [1]3 years ago
7 0

Answer:

v = 0.5 m/s.

Explanation:

Total distance, d = 20 m + 20 m = 40 m

Total time taken, t = 30 s + 50 s = 80 s

The average speed of an object is the total distance divided by time taken. So,

v=\dfrac{40}{80}\\\\=0.5\ m/s

So, the average speed of the object is 0.5 m/s.

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