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

The united states is often called a nation of immigrants, and yet us history reveals many examples of anti-immigrant sentiment, actions, and legal restrictions.

How can the common difference between 375-315=30

The perimeter of a parallelogram is 180 cm.One side exceeds the other by 10 cm.What are the lengths of adjacent sides of the parallelogram?

Which property would be useful in proving that the product of two rational numbers is ALWAYS rational? A) a/b + c/d = ad + bc/bd B) a + b/cd = a/cd + b/cd C)

An electron in the n=6 level of the hydrogen atom relaxes to a lower energy level, emitting light of ?=93.8nm. find the principal level to which the electron re

What value is added to both sides of the equation x2 − 2x = 10 in order to solve by completing the square

What does motivation mean in language arts?

John took all his money from his savings account. He spent $110 on a radio and four elevenths 4 /11 of what was left on presents for his friends. John then put

If a = 2 + i, and b = 3 – 2i, whats b/a?

John saves $650 the first month and every month later $150 more. Lawrence saves $2.35 the first month and every month later he doubles the amount. who will ha