Mechanisms

Question 1

What type of motion moves in a straight line

Answer 1

Linear motion

Question 2

What type of motion moves in a circular way

Answer 2

Rotary motion

Question 3

What type of motion moves back and forth along a straight line

Answer 3

Reciprocal

Question 4

What type of motion moves back and forth along a cicular path?

Answer 4

Oscillating motions

Question 5

Class 1 lever characteristics

Answer 5

Pivot in the middle
Effort and load either side

Example: using the back of a hammer to remove nails

Question 6

Class 2 lever characteristics

Answer 6

Pivot to the side
Then the load and then the effort

Example: wheelbarrow

Question 7

Class 3 lever characteristics

Answer 7

Pivot at the side
Then the effort, and then the load

Example: tongs

Question 8

What linkage has the linkages that move parallel to each other innthe same direction

Answer 8

Parallel motion linkage

Question 9

What type of linkage changes motion around an angle

Answer 9

Bell crank linkage

E.g brake pads on bike

Question 10

What type of linkage changes the direction of motion

Answer 10

Reverse motion linkage

E.g cherry picker elevation system

Question 11

What type of linkage changes rotary motion into reciprocating motion

Answer 11

Crank and slider linkage

E.g train wheel piston