elowsayatee2333 elowsayatee2333
  • 22-10-2019
  • Physics
contestada

What is the speed of a 48-kilogram dog running across
a lawn with 216 joules of kinetic energy?​

Respuesta :

henitadesse88
henitadesse88 henitadesse88
  • 22-10-2019

Answer:

3m/s

Explanation:

K.E= (1/2)mv^2

216j= (1/2)48kg • v^2

216J=24kg•v^2

v^2 = (216J)/(24kg)

v^2= 9m^2/s^2

/sqrt{v^2} = /sqrt{9m^2/s^2}

V =3m/s

Answer Link

Otras preguntas

s/10=7 pls help .........................................................
Explain THREE developments that historians use to justify their argument that the Mayas had a more advanced society than the Tainos and Kalinagos
18. Which of the following is in the correct book order? A. Amos, Jonah, Obadiah B. Philemon, Hebrews, James C. Song of Songs, Ruth, Haggal D. Colossians, Acts,
Which of the following is the converse of the statement "If it is my birthday, then it is September"? A. If it is not September, then it is my birthday. B. If i
The poem below was written in the early 1900s: Her voice was like the sound of blended flutes Blown by black players upon a picnic day. She sang and danced on g
in "how to eat a Ice Cream Cone" when does the author give instructions for taking a ice cream cone from the cashier
cuando te conviertes en ciudadano
A juice factory offers its juice in both bottles and cans. A class of students on a field trip decides to compare the numbers of cases of bottled juice and cann
What’s a prepositional phrase
A particle with charge 6 mC moving in a region where only electric forces act on it has a kinetic energy of 1.9000000000000001 J at point A. The particle subseq