cyndrabjhliller cyndrabjhliller
  • 26-10-2016
  • Physics
contestada

If a car changes its velocity from 32 km/hr to 54 km/hr in 8.0 seconds, what is its acceleration?

Respuesta :

kingfisher22 kingfisher22
  • 26-10-2016
u=32km/hr
v=54km/hr
t=8s

u= 32*1000/3600= 80/9 m/s
v= 54*1000/3600= 15 m/s

acc = change in velocity / time taken
acc= final velocity - initial velocity / time taken
acc= 15-80/9 m/s / 8s
acc= 55/72 m/s
Answer Link

Otras preguntas

5 less than the product of 8 and a number
7b÷12=4.2 what does b equal
the ratio of pens to pencils in carlos case is 4:5 he has 16 pens how many pencils does carlos have
Can you please help with the question c) I don't get it. The numerators are an arithmetic sequence with a common difference and the denominators are the geomet
fairs were an important part of a
what does the suez canal allow
how do you put 76.342 76.332 76.232 76.343 in descending order
Willingness to take turns is one way we can express our attitudes in
Many energy sources use turbines to generate electricity. What is one type of energy source that does not use turbines? A. Coal B. Hydroelectric C. Wind D. Sola
Many energy sources use turbines to generate electricity. What is one type of energy source that does not use turbines? A. Coal B. Hydroelectric C. Wind D. Sola