hollyh8464 hollyh8464

10-03-2017
Physics

contestada

A 1000-kg car has 50,000 joules of kinetic energy. What is the speed?

Respuesta :

harshaldk harshaldk

10-03-2017

Kinetic Energy = 1/2×m×v²
50000 = 1/2×1000×v²
v = √100
v = 10 m/s

Answer Link

16-03-2020

Answer:

½mv²= KE

½(1000)?²= 50000

500*?²= 50000

500 500

? ²=100

Square root

?= 10

10 m/s is you answer

Answer Link

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