Exam-style question
Try this first
A particle of mass 3 kg has resultant force 17 N. Find the acceleration.
- A.5.67 m s^-2
- B.10.67
- C.0.67
- D.11.34
Model answer
What a good answer should say
- The correct answer is 5.67 m s^-2.
This answer is tied to the objective: R1 Understand the concept of a force and understand and use Newton's first law..
Explanation
Why this works
Use the explanation to connect the worked answer back to R1 Understand the concept of a force and understand and use Newton's first law..
Use the worked steps as the check: the question intent fixes the answer as 5.67 m s^-2, and the final-answer line confirms 5.67 m s^-2.
Maths method check
- Topic focus: Mechanics.
- Question style: practice.
- Reasoning demand: recall.
- Check the operation, notation, units, and final answer form against the question before moving on.
Common mistake
No common mistake is linked to this question yet.