patrickmulbah93
patrickmulbah93 patrickmulbah93
  • 04-07-2021
  • Physics
contestada

A body of mass 450g changes it speed from 5ms¹ to 25ms¹. what is the work done by the body?​

Respuesta :

kushm6652 kushm6652
  • 05-07-2021

Answer:

135J

Explanation:

So we know ΔKinetic Energy= ΔWork

Kinetic energy=1/2mv²

So Kf-Ki=ΔK

ΔK=1/2*0.45(25²-5²)=135J

135J=ΔWork

Answer Link

Otras preguntas

what is the light synthesis ?​
Can someone help me please
The ______ contains blood vessels and nerve endings
−10x 2 +70x factor the expression completely
Fill in the blank. The ___ government is the only level of American government that has the right to coln money.A. StateB. LocalC. Federal​
What are the zeros of the function? F(x) x^3 + 2x^2 - 35x/ X-3
4) What is the difference between social institutions and economic Institutions.
Read the text below carefully and then answer the following question. Solange : Je vais porter une robe aujourd’hui. Renée : Laquelle vas-tu porter ? Solange :
Klarissa is baking a cake. The recipe calls for \large 1\frac{3}{4} cups of flour, and Klarissa wants to triple the recipe. How much flour does she need?
three contributing factors that led to cyber bullying ​