Teaching Jharkhand (JSSC) TGT (6 to 8) Mock Test 2023-24 Physics Laws of Motion Newton's Laws of Motion
An engine of mass 10000 kg pulls a train of 5 wagons each of 2000 kg, along a horizontal track. If the engine exerts a force of 45000 N and the track offers a friction force of 5000 N, the acceleration of the train is
1
2.0 m/s2
2
2.25 m/s2
3
4.0 m/s2
4
4.5 m/s2