An 8 metric tonne engine pulls a train of 5 wagons each of 2 metric to – McqOptions

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1.	An 8 metric tonne engine pulls a train of 5 wagons each of 2 metric tonnes along a horizontal track. If the engine exerts a force of 3.5 × 104 N and the track is smooth. Then the force exerted by wagon 1 on wagon 2 is:
A.	3.5 × 104 N
B.	2.8 × 104 N
C.	1.4 × 104 N
D.	7.0 × 104 N
Answer» D. 7.0 × 104 N

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