Upgrade to remove ads
Only $2.99/month

Gears

Terms in this set (36)

What is a gear used for
Change the direction or the speed of movement
What does an idler gear do
Changes the direction of the driven gear
What is velocity ratio
The speed between the driver and the driven gear
Velocity multiplication
The output speed is increased by the gear system
Gears used in heavy machines ?
Must be strong because they will experience large forces
Idler gear?
Must be made of harder material because it will be meshed with two gears simultaneously
Bevel gears?
Gears with teeth cut at an angle of 45 degrees in a cone shape
When is a bevel gear used
To change the rotational movement through an angle of 90 degrees
Example of a bevel gear
A hand drill
Why do we use mechanicisms
To help so we can use it as a tool
What does mechanical advantage indicate
Your ability to perform a task quicker and more sufficient
Shows how much the input force Is increased or decreased
What is friction
The force created when two surfaces rub against each other
Inclined plain simple ?
It can stop a door from closing
Why an axle and a wheel are always found together
Objects can be transported by road
Reduce friction
Gears can function
Pulley systems can function
Designed for movement
Mesh
Gears are linked
Gear train
Two or more gears
Design of wheel is important
Support the weight of object
Support its own weight
Wheels to work properly
Kept from falling off
Rubbing while moving
Turns smoothly
Upright position
Why do we use mechanicisms
To help so we can use it as a tool
What does mechanical advantage indicate
Your ability to perform a task quicker and more sufficient
Shows how much the input force Is increased or decreased
What is friction
The force created when two surfaces rub against each other
Inclined plain simple ?
It can stop a door from closing
Why an axle and a wheel are always found together
Objects can be transported by road
Reduce friction
Gears can function
Pulley systems can function
Designed for movement
Mesh
Gears are linked
Gear train
Two or more gears
Design of wheel is important
Support the weight of object
Support its own weight
Wheels to work properly
Kept from falling off
Rubbing while moving
Turns smoothly
Upright position
Why do we use mechanicisms
To help so we can use it as a tool
What does mechanical advantage indicate
Your ability to perform a task quicker and more sufficient
Shows how much the input force Is increased or decreased
What is friction
The force created when two surfaces rub against each other
Inclined plain simple ?
It can stop a door from closing
Why an axle and a wheel are always found together
Objects can be transported by road
Reduce friction
Gears can function
Pulley systems can function
Designed for movement
Mesh
Gears are linked
Gear train
Two or more gears
Design of wheel is important
Support the weight of object
Support its own weight
Wheels to work properly
Kept from falling off
Rubbing while moving
Turns smoothly
Upright position
YOU MIGHT ALSO LIKE...