sbhunsaker96691 sbhunsaker96691

25-03-2021
Physics

contestada

A constant net force of 20 N is applied to a 32kg car, causing it to speed up from 4.0 to 9.0 m/s. How long is the force applied

Respuesta :

pstnonsonjoku pstnonsonjoku

25-03-2021

Answer:

8 seconds

Explanation:

From Newton's second law;

Ft = m(v-u)

F = Force applied

t = time taken

v = final velocity

u = initial velocity

20 * t = 32 (9 - 4)

20t = 32 * 5

t = 32 * 5/ 20

t = 8 seconds

Answer Link

Otras preguntas

PLEASE HELP!!!! Robyn bought a laptop for $1,500. It will depreciate, or decrease in value, by 15% each year that she owns it. a. A student writes an explicit

Which sentence is correct? We watch the TV show "Are you Afraid of the Dark?" every week. We watch the TV show Are You Afraid of the Dark? every week. We watch

In at least two hundred words, compare and contrast "The Love Song of J. Alfred Prufrock" with "Grass." Discuss the themes and poetic styles of both poems, and

How do you differentiate between an ionic compound and a covalent compound?

Can a man with an O blood type be the father of an AB child? Show your work. No,

in spanish determine if the price of these donuts is cheap or expensive. A. neither B. Caro C. barato

A spring with a spring constant of 400 n/m has a mass hung on it so that it stretches 10 cm. calculate how much mass the spring is supporting?

"The Mechanical Hound slept but did not sleep" VO und 24. What figurative language is this

In python Write an expression that executes the loop body as long as the user enters a non-negative number. Note: If the submitted code has an infinite loop, th

Show that [tex] \frac{7}{27} + 1 \frac{7}{9} = 2 \frac{1}{27} [/tex]Write down all the steps in your working