COMMAND

PROTOCOL

OPERATIONS

INITIALIZING

© Dr. Steve Rapp

Example
Problem

Find the kinetic energy of a 4 kg
object moving at 5 m/s.

KE = 1/2 mv2 = 1/2 (4 kg)(5m/s)2=50 J

How much work must be done to accelerate
a 1200 kg car from rest to a speed of 2.0 m/s, assuming there is
no friction?