antoinestill41 antoinestill41

01-05-2020
Physics

contestada

An object initially at rest experiences an acceleration of 9.8m/s2. How much time will it take it to achieve a velocity of 49m/s?

Respuesta :

Chelboy Chelboy

01-05-2020

Answer:5seconds

Explanation:

initial velocity(u)=0

Final velocity(v)=49m/s

acceleration(a)=9.8m/s2

Time(t)=?

V=u+axt

49=0+9.8xt

49=9.8t

t=49/9.8

t=5seconds

Answer Link

Otras preguntas

How do you work out the problem 84 divided by4

There is an inverse relationship between x and y. If y is when x is 3, what is x when y is 9? 3 5

when we look at a leaf, we see the colors of light that are reflected off its surface. how does the relatively low flow of oxygen in green light?

Which is the same as 0.08? A) 80% B) 80/100 C) 8% D) 0.8

why can parents who are heterozygous for type a and type b blood have children with any of the four human blood types?

How did the depression affect women and children?

The gases in the air attracted to earth by gravity form layers called the ____

Fragment in this sentenceWith her heavy dictonary, Donna thumps the top other ancient computer monitor. Whenever the color tint flickers from normal to sickly

What is a communicable disease ?

Rico is making4 batches of mexican rice. each batch needs 2/3cup of corn. He only has a1/3-cup measure.How manytimes must Rico measure 1/3cup of corn to have en