A subway train is traveling at a rate of 22.4 m/s. Brakes are applied and it slows down at a constant rate of 3.5 m/s2 until it

Question

statuscvo [17]

2 years ago

14

A subway train is traveling at a rate of 22.4 m/s. Brakes are applied and it slows down at a constant rate of 3.5 m/s2 until it

stops at a station. Find the total distance traveled while braking.

Mathematics

1 answer:

WARRIOR [948] · Answer 1 · 2022-08-17T00:49:32+03:00

WARRIOR [948]2 years ago

6 0

You use the equation Final Velocity²= (Initial Velocity)² 2(Acceleration)(Distance). You plug in what you have 0²=22.4² X 2(-3.5)(D) and solve for D which is 71.68m or about 72m.