Mechanisms

Question 1

What is a mechanism

Answer 1

A system of moving parts that preforms some function

Question 2

Why do we use mechanisms

Answer 2

To reduce the effort in relation to work

Question 3

What are some everyday mechanisms

Answer 3

Door handles
Tim openers
Tooth brush(electric)
Piano

Question 4

What are 4 types of mechanisms

Answer 4

Levers and linkages
Wheels
Pulleys
Gears

Question 5

What is the formula for calculating a mechanisms force

Answer 5

Distance ➗ speed ❎ mass

Question 6

Levers and linkages

Answer 6

Open Tim of paint with lever

Question 7

What are the parts of the wheel

Answer 7

Axle=centre
Interference=middle part
Wheel=outermost part

Question 8

Pulleys

Answer 8

One small wheel working with larger wheel joined with a belt

Question 9

Gears

Answer 9

Metal things with teach that turn into each other

Question 10

Mechanisms make

Answer 10

A job easier

Question 11

Mechanisms always involve what 2 things

Answer 11

Movement and force

Question 12

What are the 3 basic blocks of mechanical control

Answer 12

Input
Process
Output

Question 13

Input

Answer 13

Usually the force and initiates the process

Question 14

Process

Answer 14

Changes the magnitude or direction of the force

Question 15

Output

Answer 15

Preforms the desired task

Question 16

Give and example of mechanical control

Answer 16

Input=foot on pedal
Process=mechanisms allow petrol into engine
Output car moves

Question 17

What can a mechanism change

Answer 17

The direction in which the force acts
The size of the force
The place where the force acts

Question 18

What are the construction process

Answer 18

The Stand
The Legs
The Body
The Mouth
The Cams
Assembling
Adjustments (making it work) Painting