Question
The driver of a 1350 kg car, initially traveling at 10.6 m/s, applies the brakes, bringing the car to rest in a distance of 15.0 m.
Find the net work done on the car.
Not sure how to set this problem up.
Find the net work done on the car.
Not sure how to set this problem up.
Answers
bobpursley
work= change in KE= 1/2 m 10.6^2
There are harder ways.
find the acceleration: Vf^2=Vi^2+2ad solve for a
Then F=ma solve for force
work= force*distance.
There are harder ways.
find the acceleration: Vf^2=Vi^2+2ad solve for a
Then F=ma solve for force
work= force*distance.