Mechanical Systems Flashcards
(7 cards)
1
Q
What do mechanisms do?
A
Change the magnitude or direction of a force
2
Q
why are mechanisms designed?
A
To provide a mechanical advantage
3
Q
What is linear motion?
A
Moving energy in a straight line
4
Q
What is reciprocating motion?
A
Moving backwards and forwards in a straight line e.g. a piston
5
Q
What is oscillating motion?
A
Moving backwards and forwards in an arc e.g. a swing
6
Q
What is rotary motion?
A
Moving in a circle e.g. a wheel
7
Q
What is the purpose of a lever?
A
Moving and lifting loads by rotating around stationary points
