Topic 4.5.23 min read
4.5.2 Unstable Equilibrium
Unstable Equilibrium is a state in which a body, when slightly displaced and then released, moves further away from its original position. Key Condition: In unstable equilibrium, the center of mass (or center of gravity) of the object falls when it is displaced.
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4.5.2 Unstable Equilibrium
What is it?
Unstable Equilibrium is a state in which a body, when slightly displaced and then released, moves further away from its original position. Key Condition: In unstable equilibrium, the center of mass (or center of gravity) of the object falls when it is displaced.
In simple words
4.5.2 Unstable Equilibrium is a core idea in this chapter. Learn the meaning first, then the main parts, then one clear example.
Recommended for Class 9
Full school-level explanation
Unstable Equilibrium is a state in which a body, when slightly displaced and then released, moves further away from its original position. Key Condition: In unstable equilibrium, the center of mass (or center of gravity) of the object falls when it is displaced.
Why it matters
Understanding 4.5.2 Unstable Equilibrium helps you answer definition, explanation, and application questions in this chapter.
Deeper understanding
Go deeper on 4.5.2 Unstable Equilibrium: connect the definition to reasons, relationships, exceptions, and exam wording.
Exam focus
Key Point 1
Key Point 2
Key Point 3
Key Point 4
Exam focus
Quick revision
- Unstable Equilibrium is a state in which a body, when slightly displaced and then released, moves further away from
For long answers on 4.5.2 Unstable Equilibrium: define clearly → explain the main parts → give one example → state one exam caution.
Exam Focus
Exam Focus
Important points
- Unstable Equilibrium is a state in which a body, when slightly displaced and then released, moves further away from
Common exam traps
- Do not write about 4.5.2 Unstable Equilibrium without a clear definition.
- Do not mix this idea with a neighbouring chapter concept.
Long question structure
Definition → key parts → example → exam caution
Common Mistakes
Common Mistakes
- Mistake
Do not write about 4.5.2 Unstable Equilibrium without a clear definition.
- Mistake
Do not mix this idea with a neighbouring chapter concept.
- Mistake
Do not list facts without showing how they connect.
Revision Zone
60-Second Revision
Quick cues from this topic — use them for last-minute revision.
Unstable Equilibrium is a state in which a body, when slightly displaced and then released, moves further away from
Unstable Equilibrium is a state in which a body, when slightly displaced and then released, moves further away from its original position. *Key Condition:
- Definition
- Unstable Equilibrium is a state in which a body, when slightly displaced and then released, moves further away from its original position. *Key Condition:
- Critical warning
- Do not write about 4.5.2 Unstable Equilibrium without a clear definition.
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Exam Practice
Define
Q1. Define 4.5.2 Unstable Equilibrium.
Explain
Q2. Explain the main ideas in 4.5.2 Unstable Equilibrium.
Example
Q3. Give one clear example of 4.5.2 Unstable Equilibrium and say why it fits.
Mistake
Q4. State one common mistake students make about 4.5.2 Unstable Equilibrium.
Exam note
Q5. Write a short exam note on 4.5.2 Unstable Equilibrium: definition, two points, one example.
Sources & References
School-standard facts for Matric and Intermediate. Original explanations — not copied from textbooks.