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

a large balloon in the shape of a sphere is being filled with helium. The balloon has a radius of 1 foot. Helium costs $0.80 per cubic foot. What is the cost of

Please help! I’m failing 2.Identify the path of the transfer of energy in the diagram to the right 3.What is the source of energy in the diagram to the right?

find the equation of the ellipse with the following properties: Vertices at (-6,-3) and (0,-3) e=1/3

What is the conjugate 2x^2 + square root of 3

Milk is a good source of many vitamins that can help us stay healthy. FDA recommends that the average vitamin A concentration for whole milk should be 200.9220

cuales son las manifestaciones de los cambios fisicos

Renee is making a scale diagram of her MP3 player. The length of her scale drawling is 8 inches , and the width is 14 inches.The actual length of the MP3 player

Three common types of visions problems are

Explain Hitler’s big 2 mistakes in WW2

find the area of the shape if the radius is 10