A toy train has a mass of 2.00 kg. The engine of the toy train pulls the train with a force of 10.4 N toward the left.
The friction between the wheels of the train and the rails
oppose this motion. The train accelerates at 1.10 meters
per second squared in the same direction under these
forces.
What is the magnitude of the friction force acting on this
train?
Select one:
12 N
2.2 N
o
O
8.2 N
8.6 N
О.