zeinaalami08 zeinaalami08

04-03-2021
Physics

contestada

How fast is a 90kg man running if his kinetic energy is 720 J?

Respuesta :

lolzyuh lolzyuh

04-03-2021

Answer:
4 m/s
Explanation:
KE=1/2mv^2
720=1/2(90)
720=45v^2
divide by 45
16= v^2
over the square root
4=v
v= 4m/s

Answer Link

Otras preguntas

5.1y + 21.3 = –0.3y – 24.6

Triangle P Q R is shown. Angle Q P R is a right angle. The length of Q P is 8 StartRoot 3 EndRoot and the length of P R is 8. Consider triangle PQR. What is the

Find the final concentration of NO3- in a solution made by combining 0.954 L of 0.140 M Al(NO3)3 with 0.652 L of 0.430M LiNO3. A) 0.026 M B) 0.052 M C) 0.160 M

Determine whether the geometric series 36 + 39.6 + 43.56 + ... converges or diverges, and identify the sum if it exists.

"The body is with the king, but the king is not with the body." Is this a simple, complex, or compound sentence?

Cuál ha sido el medio de comunicación que más se ha utilizado para obtener información acerca de la pandemia? porque? ayuda

pls Answer me I will mark as BRAIN LIST.

What is the length of HG? mm E Type in your response. 8 mm 12 mm H A = 68 mm2 DONE G F

I NEED HELP PLEASE, THANKS! :)

Determine the equation of the line shown in the graph: x = 3 y = 3 y = 0 x = 0