Question
A car accelerates from rest at -2.10 m/s2.
a. What is the velocity at the end of 4.0 s?
b. What is the displacement after 4.0 s?
a. What is the velocity at the end of 4.0 s?
b. What is the displacement after 4.0 s?
Answers
Damon
v = a t = -2.1*4
x = .5 a t^2 = .5 (-2.1)(16)
x = .5 a t^2 = .5 (-2.1)(16)
daryl
Thank you!
Damon
You are welcome.
stephanie
A particle accelerates from rest at 6.1 m/s
2
.
What is its speed 4.6 s after the particle
starts moving?
2
.
What is its speed 4.6 s after the particle
starts moving?