A 1000kg car is moving at 25ms when a net force of 200N acts to slow the car. This force acts while the car moves through a distance of 300m. Find the new speed.
Kinetic Energy equation
The Attempt at a Solution
Attempted the use of Kinetic Energy equation and v2=u2+2as
However the answer I get is 27.4 when the correct answer is 22.5