Required friction vs limiting friction
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Order-specific reaction formula
~7 min · prove the correction
Retest nowChoosing the correct torque arm
Cost you 4 marks in Mechanics
Fix this patternSearch, filter or follow your diagnosis.
Mistake Patterns
PhysicsLaws of Motion
τ = r × F
Working onStandard
Required friction vs limiting friction
Why this: Detected in 2 first answers
- Questions
- 5
- Time
- ~11 min
- Solve rate
- 38%
ChemistryChemical Kinetics
k = Ae⁻ᴱᵃ/ᴿᵀ
Ready to retestStandard
Order-specific reaction formula
Why this: Your correction is ready to prove
- Questions
- 3
- Time
- ~7 min
- Solve rate
- 46%
PhysicsRotational Motion
τ = r × F
Detected in mockChallenging
Choosing the correct torque arm
Why this: Cost you 4 marks in Mechanics
- Questions
- 4
- Time
- ~10 min
- Solve rate
- 31%
MathematicsQuadratic Equations
α + β = −b/a
Working onStandard
Signed coefficients in root relations
Why this: One correction still to prove
- Questions
- 4
- Time
- ~12 min
- Solve rate
- 43%
PhysicsElectrostatics
τ = r × F
Detected in mockStandard
Field direction before calculation
Why this: Detected in Full Paper 01
- Questions
- 3
- Time
- ~8 min
- Solve rate
- 52%
ChemistryOrganic Chemistry
k = Ae⁻ᴱᵃ/ᴿᵀ
Detected in mockChallenging
Major product without checking conditions
Why this: Detected in your organic section test
- Questions
- 5
- Time
- ~14 min
- Solve rate
- 27%
MathematicsIntegral Calculus
α + β = −b/a
Ready to retestChallenging
Using symmetry outside its valid interval
Why this: Learned yesterday · retest is due
- Questions
- 3
- Time
- ~9 min
- Solve rate
- 34%
PhysicsKinematics
τ = r × F
ClearedStarter
Reading velocity–time graphs
Why this: Solved twice without hints
- Questions
- 4
- Time
- ~8 min
- Solve rate
- 64%
ChemistryMole Concept
k = Ae⁻ᴱᵃ/ᴿᵀ
ClearedStarter
Using the given ratio as the reacting ratio
Why this: Holding across two retests
- Questions
- 3
- Time
- ~7 min
- Solve rate
- 58%