col7kings col7kings

03-04-2022
Physics

contestada

A car of mass 1200kg moving 90km/hr is brought to rest over a distance of 20m. calculate breaking force.

Respuesta :

col9kings col9kings

03-04-2022

Answer:

-18,750N

Explanation:

90x1000

-------------

3600

u=25m/s

v=0m/s

v^2=u^2+2as

v=0

=625+(2×a×20)

625+40a

-625=40a

a= -15.625 m/s^2

F=ma

=(1200)(-15.625)

= -18,750N

Answer Link

Otras preguntas

The measure of one side of a square is (x+2) inches long. Write two expressions that represent the perimeter of this square.

Does The nucleus of an atom contain all of the protons in the atom

I bought some large frames for $18 each and some small frames for $7 each. If I bought 13 frames for $135 find how many of each type of frames I bought

A chicken farm produces ideally 600,000 eggs per day. But this total can vary by as many as 50,000 eggs. What is the maximum and minimum expected production at

what is the slope of the line whose equation is -48=2x-8y brainlyEnter your answer in the box

Write y = 4/3 * x - 2/3 in standard form Helpplppppp

WHAT IS THE DEFINITION OF AN ENERGY EFFICIENT ZONE

Find the supplement of a 55° angle, in degrees.

Please assist with this problem.

The GCF of -1-5-5-x-x and 5-5-2-x-x-x is