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SAT Physics Placement Tests: Certification Test 421

Friction and its Effects Study App & e-Book: MCQ 421

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MCQ: 421

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

Friction and its Effects Placement Tests: SAT Physics App & eBook Notes

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