vlonekaratachi vlonekaratachi
  • 24-05-2021
  • Physics
contestada

What is the mass of an object with 15,000 J of kinetic energy moving at 20 m/s?

Respuesta :

bigyatakhadka
bigyatakhadka bigyatakhadka
  • 24-05-2021

Answer:

kE=1/2mv^2

Explanation:

here

KE= 15000j

velocity =20m/s

mass=?

now

mass=

15000×2= (m)20^2

30000=m ×400

30000÷400=m

Mass (m)= 75

therefore mass is 75kilogram

Answer Link

Otras preguntas

Need ASAP please and thank you! :)
Help me asp please!!
Which statement describes how the reasonable domain compares to the mathematical domain? O Both the mathematical and reasonable domains include only positive re
You are a newspaper publisher. You are in the middle of a one-year factory rental contract that requires you to pay $500,000 per month, and you have contractual
Когда истекает контракт Straykids? ​
5 In what direction does the Sun appear to move across the sky? West to east North to south East to west South to north
15 points for this one
Find the measure of each angle in the diagram
The measure of the angle 6 = _____
The density of carbon dioxide is 1.98kg/m^3. Express the density of CO2 in grams/cm^3