No student devices needed. Know more
60 questions
What mechanism is this?
Crank and Slider
Bevel Gear
Worm and Wheel
Cam and Follower
What mechanism is this?
Chain Drive
Gear Train
Gear Train with Idler
Chain and Follower
What type of screws should be used to help create this structure?
The smallest screws.
The largest screws.
Medium sized screws.
It does not matter what size.
What mechanism is this?
Gear Train with Idler
Gear Train
Chain Drive
Bevel Gears
What mechanism is this?
Bevel Gear Train
Gear Train
Gear Train with Idler
Crank and Slider
What mechanism is this?
Gear Train
Bevel Gears
Cam and Follower
Chain Drive
What is the name of this mechanism?
Cam and Follower
Worm and Wheel
Bevel Gear
Crank and Slider
What is the name of this mechanism?
Crank and Slider
Cam and Follower
Worm and Wheel
Gear Train
The thicker alan key is used to tighen
Screws
Collars
The thinner alan key is used to tighten
Screws
Collars
What is the name of this piece?
Black Thingy
Three Hole Holder
Bearing Flat
Rod Holder
What is the importance of the bearing flat?
To sturdy spinning rods.
To hold screws in place.
To hold gear trains in place.
Select all correct answers: When using collars, what must we be very careful of?
Losing the small black piece.
Placing them on a gear.
Unscrewing the small black piece all the way out.
Putting them on backwards.
Should we tighten screws as tight as we possibly can?
Yes
No
What happens if we tighten screws all the way?
They could strip out.
They will be nice and snug.
They will be easy to unscrew later.
What direction do the teeth of the lock nuts face?
The teeth hug the metal.
The teeth face away from the metal.
The teeth face outward.
We called these gears
Meshed
Together
Stuck
Rotating the same way.
Meshed gears turn in what direction?
Same
Opposite
What do we call the red gear?
Idler
Floater
Gear Connector
Train
If the blue gear is the drive gear, what is the green gear?
Driven
Opposite
Drive
If the blue gear is the driven gear, what is the green gear?
Idler
Opposite Direction
Drive
In what directions will the blue and green gears turn?
The opposite direction.
The same direction.
What do we call the piece that turns the drive gear?
Handle
Crank
L-Thingy
Turner
In this gear train, the driven gear will turn at what speed compared to the drive gear?
Decreased
Increased
Why are bevel gears important?
They mesh together.
They are bigger than regular gears.
They help mesh gears at an angle.
They are a cooler shade of green.
At what angle are these bevel gears meeting?
Obtuse
Right
Acute
At what angle do these bevel gears meet?
Acute
Right
Obtuse
Is the flow of power on a gear train reversible?
Yes
No
Is the flow of power on a bevel gear train reversible?
Yes
No
Is the flow of power on a worm and wheel reversible?
Yes
No
Where must the crank be placed on this mechanism for it to work properly?
On the gear.
On the worm.
On the collar.
If we turn the gear on the left, the gear on the right will turn at what speed?
Decreased
Increased
If we turn the gear on the right, the gear on the left will turn at what speed?
Increased
Decreased
When speed increases, torque...
Decreases
Increases
Stays the same.
When speed decreases, torque...
Increases
Decreases
Stays the same.
When speed is constant, torque is...
Increased
Decreased
Constant
The flow of power in a chain drive is
Reversible
Not Reversible
What is the input motion of a crank and slider?
Reciprocating
Rotary
Linear
What is the output motion of a crank and slider?
Reciprocating
Rotary
Linear
What does reciprocating mean?
You take the reciprocal.
Back and forth.
To the left, to the left.
Moving one direction in a line.
Is the flow of power in a crank and slider reversible?
Yes
No
Is the flow of power in a cam and follower reversible?
Yes
No
What is the input motion of a cam and follower?
Rotary
Reciprocating
Linear
What is the output motion of a cam and follower?
Rotary
Reciprocating
Linear
What is an input motion?
The motion of a mechanism that you do not touch.
The motion of a mechanism that you create.
What is an output motion?
The motion of a mechanism that you create.
The motion of a mechanism that you do not touch.
What is the name of these pieces?
Collars
Spacers
Black thingys
Cylinders
A mechanism is a device that transmits motion so that the motion is different than the ____________ motion.
Reciprocating
Output
Input
Rotary
How many bearing flats should be used to creat this gear train?
3
2
6
None
What two mechanisms are being used in this photo?
Chain Drive and Gear Train
Chain Drive and Bevel Gears
Cam and Follower and Bevel Gears
Crank and Slider and Worm and Wheel
How many bearing flats are used to create this worm and wheel?
1
2
3
4
Select ALL correct responses: Who is this?
Cam and Follower
Ella
Mr. Valentino's cat
The cutest dog of all time, of course.
Explore all questions with a free account