palisthashrestha3
palisthashrestha3 palisthashrestha3
  • 13-07-2021
  • Mathematics
contestada

A runner covers the last straight stretch of a race in 3 s. During that time, he speeds up from 5 m/s to 11 m/s.What is the runner's acceleration in this part of the race? ​

Respuesta :

Аноним Аноним
  • 13-07-2021

Answer:

From first Newton's equation of motion:

[tex]{ \bf{v = u + at}}[/tex]

Substitute the variables:

[tex]{ \tt{11 = 5 + (a \times 3)}} \\ { \tt{3a = 6}} \\ { \tt{a = 2 \: {ms}^{ - 2} }}[/tex]

Acceleration is 2 ms-²

Answer Link

Otras preguntas

A pendulum with a mass of 250 g is released from its maximum displacement of 5 degrees and swings with a simple harmonic motion. If the period is 4 seconds, cal
PLSSS HELPPP PLSSSS
Your friend has x blueberries. You have 19 blueberries. You and your friend have a total of 48 blueberries. Which equation can you use to find x?
Alana's hair grew 2 inches in 5 months, how many inches will her hair grow in 1 year?
Help me study give me ideas to study!
Help and no links only brainly answer​
How does the economic system of the USSR differ from that of America?
Which statement best describes Snoopy—Early Sun Display on Earth by Alma Thomas? It has shapes and colors quickly arranged with little planning. It has small sh
Explaining Which of these photographs best captures your idea of what World War I combat was really like? Explain.
If h(x) = 2x² - 5 find h(4x²)​