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Ch 5 Turning Effect of Forces
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Total cards: 6•Content version: v4•Public deck•Updated: 8/1/2026
Card preview (6)
#1
Front (Question)
What is the turning effect of a force also known as?
Back (Answer)
moment or torque
#2
Front (Question)
What is the formula for the moment of a force ?
Back (Answer)
moment = Force X Perpendicular Distance
#3
Front (Question)
In what direction can a force turn about a pivot ?
Back (Answer)
Clockwise and anti-clockwise
#4
Front (Question)
Define the principle of moments
Back (Answer)
When an object is in equilibrium, the sum of clockwise moments about a pivot is equal to the sum of anti-clockwise moment about the same pivot.
#5
Front (Question)
Define center of gravity.
Back (Answer)
It is a point in an object where the whole weight of the object seems to act.
#6
Front (Question)
What makes an object more stable? (2 factors)
Back (Answer)
1) Lowering the center of gravity of the object 2) Increasing the base area of the object