# Moments

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• Created by: KAustria
• Created on: 17-04-14 16:32
What is the turning effect of a force called?
Moments
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the size of the moment can be determined by what equation?
M = F x d
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What does the 'd' stand for in the equation to calculate the size of the moment?
The perpendicular distance from the line of action of the force to the pivot, m
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A door opens when you apply a force of 20N at right angles to it, 0.6 m form the hinge. What is the moment of the force about the hinge?
12Nm
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How do you increase the moment?
Either the force or the distance tot he pivot must increase
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What is a lever also known as?
A force multipler
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When using a lever, what is the force we are trying to move called? And what is the force applied to the lever called?
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What does it mean if an object like a leaver is a force multipiler?
The effort we apply can be much less than the load.
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## Other cards in this set

### Card 2

#### Front

the size of the moment can be determined by what equation?

M = F x d

### Card 3

#### Front

What does the 'd' stand for in the equation to calculate the size of the moment?

### Card 4

#### Front

A door opens when you apply a force of 20N at right angles to it, 0.6 m form the hinge. What is the moment of the force about the hinge?

### Card 5

#### Front

How do you increase the moment?