raphyadeola raphyadeola

15-12-2019
Physics

contestada

A car from rest moves a distance s(m) in t second, where s=3t³+t²/4 determine(i)the initial acceleration of the car (ii)the acceleration of the car at the end of 3rd second

Respuesta :

shanster shanster

15-12-2019

Answer:

0.5 , 54.5

Explanation:

for acceleration we should derivate the equation 2 times

x=3t³+t²/4

v=9t²+t/2

a=18t+1/2

a(0)=0.5

a(3)=54.5

Answer Link

Otras preguntas

All other complications in labor and birth, including, for example: uterine tetany, uterine atony, uterine hypertension, uterine hypotension, maternal subclavia

What element has the following isotopes at the listed percentage X – 155 at 8.50% X – 164 at 20.2% ask – 157 at 50.5% – 161 at 20.8%

When u click on the online student services link u can access the shapiro library has several guides that can help support you in different ways. what are some

_____ resorption is a regressive alteration of tooth structure that is observed when a tooth is subjected to abnormal stimuli.a. Physiologicb. Pathologicc. Exte

Alicia has 7 paintings she wants to hang side by side on her wall. (a) In how many ways can she arrange all 7 paintings? Show your work. (b) If she only wants t

The OSD prepares and issues the Resource Management Decision (RMD) to approve the ______________. a) Budget b) Expenditure c) Allocation d) Resource management

A student conducted an experiment to determine the amount of dna in a sample

Select one of the images and write a 200 word essay about it. What is the artist depicting? What are some details in the image that attract your attention? How

Current/recurrent infections are BAD for or during surgery. This can travel to the site of the surgery. a) True b) False c) Not mentioned d) Not applicable

Handling Service Breakdowns at AAA LandscapingBackgroundYou is the owner of AAA Landscaping, a small company in Orlando, Florida, that specializes in resodding