agreenw2
agreenw2 agreenw2
  • 09-04-2019
  • Mathematics
contestada

PLEASE help with this question

PLEASE help with this question class=

Respuesta :

ShyzaSling
ShyzaSling ShyzaSling
  • 09-04-2019

Answer:

option A

12m/s

Step-by-step explanation:

Given in the question,

mass of object = 11kg

kinetic energy possess by = 792 joules

To find the velocity we use formula

v =  [tex]\sqrt{\frac{2KE}{m} }[/tex]

Plug values in the formula

v = [tex]\sqrt{\frac{2(792)}{(11)} }[/tex]

v = [tex]\sqrt{\frac{1584}{11} }[/tex]

v = [tex]\sqrt{144}[/tex]

v= 12 m/s

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