Same chapter3 marksDifficulty: Medium
Why is the handle of a door fixed at the edge farthest from the hinges?
Force, Turning Effect and Equilibrium
2 marksDifficulty: Medium
Why is the centre of gravity of a body important when judging its stability?
Original Khojo Papers practice question — not from a past board paper.
Answer
A body is more stable when its centre of gravity is low and its base is wide, because it then takes a large tilt before the vertical line through the centre of gravity falls outside the base and the body topples.
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
This is why a racing car is built low and wide.
Related questions
From the same topic and chapter, at a similar level.
Same chapter1 markDifficulty: Medium
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Force, Turning Effect and Equilibrium
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Same chapter3 marksDifficulty: Medium
A uniform metre rule is pivoted at its centre. A weight of 50 gf is hung at the 30 cm mark. At which mark must a weight of 20 gf be hung to balance the rule?
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Same chapter3 marksDifficulty: Medium
A force of 24 N acts at a perpendicular distance of 25 cm from a pivot. Calculate the moment of the force about the pivot.
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Same chapter1 markDifficulty: Medium
A body is in equilibrium when:
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