natashaphiri798 natashaphiri798

11-07-2022
Physics

contestada

a car travelling at 5m/s is brought to rest in a distance of 20m.Find it's decelaration and time taken.

Respuesta :

samanthaooi1113 samanthaooi1113

11-07-2022

Answer:

time taken= 8s

deceleration = -0.625ms^-2

Explanation:

s = 1/2(u+v)t (linear motion formula)

20 = 1/2 ( 5+0 ) t

t=time taken, find t

t= 8s

a= (v-u) / t

a= (0-5) / 8s

= -0.625 ms^-2

Answer Link

Otras preguntas

Simplify the expression: (2√ 27 ) ⋅ (3√ 32 ). A. 36√ 24 B. 18√ 6 C. 35√ 6 D. 72√ 6

the perimeter of a rectangle is 24 centimeters. the lenght of one of its sides is 5 centimetres. what is the area?

How many miles can you drive on 12 gallons of gss

identify the seventh term in the sequence in which a1=4096 and r=1/2

the cost of some office furniture after a 20% reduction was $3,520.00. what was the original price of the furniture, before the discount?

What do you think Jefferson meant by "Natural rights"

Every base has a(n) ___ ion. H BOH OH B

write 75% as a decimal and fraction in simplest form

How do I solve this pre-calc question using a single radical? (xy)^(-3/4)

30 ones, 82 thousands, 4 hundred thousands, 60 tens and 100 hundreds. What number am i