A car can accelerate from zero to 164 m/s in 469 meters.How long (in seconds)does it take to do this?
A)5.7
B)2.3
C)1.2
D)13.2
E)112

Question

Quizplus · Accepted Answer

Using the kinematic equation $ v^2 = u^2 + 2as $, where $ v = 164 \, \text{m/s} $, $ u = 0 \, \text{m/s} $, and $ s = 469 \, \text{m} $, we find the acceleration $ a $. Then, using $ v = u + at $, we solve for time $ t $. The correct time is approximately 5.7 seconds.

A Car Can Accelerate from Zero to 164 M/s in 469