Moments Flashcards
1
Q
What is a moment? (equation)
A
moment = force x distance
2
Q
How do you solve moments and what do you do if they are not at a right angle?
A
start from an end or a pivot point
force x distance - force must be at a right angle
if the distance is not at a right angle use Soh Cah Toa to find the right angle distance
3
Q
What does it mean if the forces are in equilibrium?
A
the forces working in opposite directions are equal
clockwise force= anticlockwise force
4
Q
What is a uniform rod?
A
A rod were its weight is at the centre
5
Q
What does a non-uniform rod mean?
A
the centre of mass is not in the middle
6
Q
What does it mean if a rod tilts about a point?
A
only take the force from that point (don’t include other points
