The equation that solves a problem is $$\left( 18 \frac { \mathrm { m } } { \mathrm { s } } \right) ^ { 2 } - \left( 0 \frac { \mathrm { m } } { \mathrm { s } } \right) ^ { 2 } = 2 \left( 3.0 \frac { \mathrm { m } } { \mathrm { s } ^ { 2 } } \right) ( 3.0 \mathrm {~m} )$$ .The problem is: A)What is the initial velocity of a car that goes from rest to 18 m/s in 3.0 s? B)What is the final velocity of a car that goes from rest to 18 m/s in 3.0 s? C)What is the initial velocity of a car that accelerates at 18 m/s for 3.0 s? D)What is the final velocity of a car that accelerates at 3.0 m/s² over a 6.0 m distance? E)What is the final velocity of a car that accelerates at 3.0 m/s² over a 3.0 m distance?

Question

Quizplus · Accepted Answer

The equation used is derived from the kinematic equation $v^2 = u^2 + 2as$, where $v$ is the final velocity, $u$ is the initial velocity, $a$ is the acceleration, and $s$ is the distance. Here, $u = 0$, $a = 3.0 \, \text{m/s}^2$, and $s = 3.0 \, \text{m}$, solving for $v$ gives the final velocity.

The Equation That Solves a Problem Is The Problem Is: A)What Is the Initial Velocity of a

The Equation That Solves a Problem Is The Problem Is:
A)What Is the Initial Velocity of a