avaiisamorgan avaiisamorgan

02-03-2019
Physics

contestada

a woman traveling at 70m/s, applies the break on her car and stops in the time of 2seconds. what is her deceleration?

Respuesta :

Odeenaka Odeenaka

02-03-2019

From the laws of motion:

[tex]v= u + at[/tex]

Therefore:

[tex]0 = 70 + (2 \times a)[/tex]

a in this case = deceleration

[tex]0 = 70 + 2a \\ \\ - 70 = 2a[/tex]

[tex]a = - 35m {s}^{ - 2} [/tex]

Answer Link

Otras preguntas

What are all the possible classifications for the following triangle? A. Right-angled B. Isosceles C. Scalene D. Obtuse

how do i find the missing length indicated

A rectangular corral is enclosed using 120 m of fencing. The corral uses the side of a barn as one of its sides, so fencing is required on three sides of the re

A 66-meter garden row is divided into 44 equal-sized sections to plant onions. Which equation shows how to find the number of meters in each section?

Which of these primate groups is most closely related to humans? which of these primate groups is most closely related to humans? apes old world monkeys lorises

Hardware failure is the least likely of threats to one's data. a. True b. False

Which of the following is a lower chamber of the heart? A.Atrium B.Pacemaker C.Septum D.Ventricle

Boatesville is 65 3/5 kilometers from Stanton. A bus traveling from Stanton is 24 1/3 kilometers from Boatesville. Write an equation you can use to find the dis

The Manhattan Project would impact the United States in which of the following? A. it forced an international treatyB. It ensured a lasting peaceC. It led to a

How did the vietcong usually wage war against american forces?