Compute your average velocity in the following twocases. a.)You walk 78.6m at a

Question

Compute your average velocity in the following twocases. a.)You walk 78.6m at a speed of 1.22m/s and then run 78.6m ata speed of 3.05m/s along a straight track._______m/s b.) YOu walk for 1.49min at a speed of 1.22m/s and then runfor 1.49min at 3.05m/s along a straight track______m/s The postion function x(t) of a particle moving along an x-axisis x=4.0-6.5t^2, with x in meters and t in seconds a.)At what time does the particle stop? b.)Where does the particle stop? c.)at what negative time does the particle pass through theorgin? d.)at what positive time does the particle pass through theorgin? Compute your average velocity in the following twocases. a.)You walk 78.6m at a speed of 1.22m/s and then run 78.6m ata speed of 3.05m/s along a straight track._______m/s b.) YOu walk for 1.49min at a speed of 1.22m/s and then runfor 1.49min at 3.05m/s along a straight track______m/s The postion function x(t) of a particle moving along an x-axisis x=4.0-6.5t^2, with x in meters and t in seconds a.)At what time does the particle stop? b.)Where does the particle stop? c.)at what negative time does the particle pass through theorgin? d.)at what positive time does the particle pass through theorgin?

Explanation / Answer

Compute your average velocity in the following twocases. a.)You walk 78.6m at a speed of1.22m/s                    time= 64.426s     run 78.6m at a speed of3.05m/s                              time= 25.770s total distancia/ total time = 157.2/ 90.196 = 1.743 m/s

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