Question detail
Which option best applies moment for Moments and turning effects (physics only) in AQA GCSE Physics Forces?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Moments, levers and gears (physics only)
Question
- A. 50 N — definition focus for moment
- B. This confuses distance and displacement and does not answer Moments and turning effects (physics only).
- C. This is too vague because it does not use the force or motion quantity named in the objective.
- D. This reverses the physical cause and effect for Moments, levers and gears (physics only).
Answer
The correct answer is: 50 N — definition focus for moment
Explanation
The correct option is 50 N — definition focus for moment. 50 N — definition focus for moment is correct because it matches the approved learning objective to (Physics only) Calculate force from moment and perpendicular distance. This answer belongs to Moments and turning effects (physics only) within Moments, levers and gears (physics only), so it must use precise AQA GCSE Physics forces and motion vocabulary. The other options are wrong because they either confuse distance and displacement, omit the required force or motion condition, or move away from the exact subtopic being tested.
Common mistake
Common Mistake in Calculating Force
Students often confuse the relationship between moment, force, and perpendicular distance, leading to incorrect calculations of force.
To fix this, remember the equation: moment = force x perpendicular distance. Rearrange it to find force: force = moment / perpendicular distance, ensuring you use the correct units.
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