SAT Physics Preparation MCQ 421 PDF Download

MCQ: A truck engine having mass of 4000 kg is pulling a lorry of mass 1000 kg along a level of path at an acceleration of 0.25 ms^-2. The resistances are 8 N per 1000 kg for the truck engine and 10 N per 1000 kg for the lorry. What is the forward thrust exerted by the engine?

1. 1292 N
2. 1300 N
3. 1350 N
4. 1450 N