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

Why did nationalism increase rivalries between European nations

List the four macromolecules

Which statement is true about the meaning of the equation 2=5x2/5 A.The fraction 2/5 is1/2 the size of 5. B.The fraction2/5 is1/5 the size of 5. C.The number 5

World history is the story of human choices that link the past to the present and influence the .

on a test, 1 point is given for each correct answer and 1 point is deducted for each incorrect answer. On the test Harold answered 34 items correctly and 6 item

The first known telescopes, used around 1600, consisted of a lens and an eyepiece. Today, telescopes are often computer controlled and consist of a complicated

Which statements accurately describe Brazil’s current economy? Choose all answers that are correct. a. Brazil’s high percentage of college graduates has pushed

34 ÷ [(7.2 × 0.8) 3.24]

Federalists hesitated to support the new French Republic because they believed the French Revolutioniaries

What is the verb in this simple sentence? Are they eating salad, pizza, or pasta tonight? A. they B. eating C. they are D. are eating