moonxlight330 moonxlight330

03-06-2022
Physics

contestada

A 4.0-kg object has 72 J of kinetic energy.
Determine its speed.

Respuesta :

tot1466 tot1466

03-06-2022

Answer:

6m/s

Explanation:

v = sqrt of 2KE/m

Where:

KE = kinetic energy

m = mass of a body

v = velocity of a body

= sqrt of 2(72)/4

= sqrt of 144/4

= sqrt of 36

= 6m/s

Answer Link

Otras preguntas

A team of scientists placed five rocks in five separate, artificial environments. All the rocks came from the same formation and had the same chemical compositi

How do I do this? Number 2.

There are about 20 school days in a month. About how many miles does Manuel walk each month? Write an equation to show your work.

The deli charges $7.50 for a salad weiging 3 pounds. A salad weighing 4 pounds costs $9. what equation can be used to represent the cost for the salad y for x p

Children should be able to write some letters by their fourth birthday? True or False

Which variants are true?

Complete the following sentences with the correct past progressive tense form. á é í ó ú ü ñ Example: Nosotros estábamos sirviendo café. (servir) 1. Tú

Which equation describes the sum of the vectors plotted below?

Describe how the industrial revolution affected the rose available to women in the 19th century

I need to know which answer