toriannehollarp3stn5 toriannehollarp3stn5
  • 13-04-2018
  • Physics
contestada

What is the acceleration of a ball traveling horizontally with an initial velocity of 20 meters/second and, 2.0 seconds later, a velocity of 30 meters/second?

Respuesta :

cjohn97001 cjohn97001
  • 17-04-2018
The answer would be a=5 m/s^2
I hope this helps you, have a great day!
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CarliReifsteck CarliReifsteck
  • 17-09-2019

Answer:

The acceleration of a ball is 5 m/s².

Explanation:

Given that,

Initial velocity = 20 m/s

Time = 2.0 sec

Final velocity = 30 m/s

We need to calculate the acceleration

Using equation of motion

[tex]v =u+at[/tex]

[tex]a =\dfrac{v-u}{t}[/tex]

Where, v = final velocity

u = initial velocity

t = time

Put the value into the formula

[tex]a =\dfrac{30-20}{2.0}[/tex]

[tex]a=5\ m/s^2[/tex]

Hence, The acceleration of a ball is 5 m/s².

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