Mechanical Movements and Followers

An example of an ______ is the combination of two meshing gears that rotate in opposite directions.

The ratio of the number of teeth of the output gear to the number of teeth of the input gear is known as the ______.

A ______ gear is used to change the direction of motion by 90 degrees.

The ______ type of follower is very accurate and low friction, but quick to wear away.

A ______ gear consists of a worm and a worm wheel, often used in devices like drills.

The purpose of a gear train is to ______ the speed or turning force of a system.

The strength of a material is its ability to resist ______ without breaking.

The top surface of the beam is under ______, while the bottom surface is under tension.

When a material does not return to its original shape after being deformed, it is said to be '______'.

A beam that is supported by two ends is called a ______ beam.

The ______ of a material is its ability to resist cutting, scratching or wearing off.

This behaviour is known as ______'s Law.

In _____ conditions, a small current can flow from the power source through the thermistor into the base of transistor to switch it on.

The transistor acts like a _____ switch when the LED is turned on.

A _____ can be used to adjust the sensitivity of the transistor circuit.

A _____ is an electronic component that can be used to create a latching circuit.

The thyristor stays latched on until it is manually _____.

The _____ is connected between the base of the transistor and the negative terminal to adjust the sensitivity.

A piece of ______ has rows of copper on its surface.

A ______ circuit board (PCB) is the neatest way to join components.

A printed circuit board is a thin ______ sheet with copper tracks on the surface.

To etch a circuit, draw your circuit on a piece of ______ board using an etch-resist pen.

Use a solvent to wipe off the ______ ink or transfers.

The photo-resist method lets you make two or more identical ______.

Gusset plates are used to add ______ and support to a joint

Ribs are used to ______ shell structures such as walls of a building

A ______ is a member that adds strength to a joint and adds support to a member

A structure is in ______ when all moments or forces acting upon it are balanced

The formula to calculate moment is ______ x perpendicular distance between force and pivot

Spot ______ can be used to join thin steel components quickly