An 6000 \(kg\) engine pulls a train of 5 \(wagons\), each of 2500 \(kg\), along a horizontal track. If the engine exerts a force of 50000 \(N\) and the track offers a friction force of 4500 \(N\), then calculate:
1. the net accelerating force and
2. the acceleration of the train
\(N\)
Important!
Note: Enter your answer with 2 decimal digits.