jessicavarner5p18br4
jessicavarner5p18br4 jessicavarner5p18br4
  • 01-12-2019
  • Physics
contestada

The Olympic record for running the 200 m dash is 19.3 seconds. What is the average speed for this record?

A. 10.36 m/s

B. 3960 m/s

C. 219.3 m

D. 0.0965 m/s

Respuesta :

shanster shanster
  • 01-12-2019

Answer:

A

Explanation:

v = change of X / change of T

v = 200/19.3

Answer Link
obasola1
obasola1 obasola1
  • 23-12-2019

Answer:

A. 10.36 m/s

Explanation:

The Olympic record for running the 200 m dash is 19.3 seconds. What is the average speed for this record?

A. 10.36 m/s

B. 3960 m/s

C. 219.3 m

D. 0.0965 m/s

speed is the change in distance per time

speed is scalar quantity and hence as no direction but only magnitude. time  and distance are also  scalar quantity

200/19.3

speed=10.36m/s

Answer Link

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