Understanding Dry Erase Boards and Electrophoretic Displays

What is a key characteristic of dry erase boards that allows them to be wiped clean easily?

• Their non-porous surface

• The use of water-based ink

• The use of permanent ink

• Their porous surface

What material is used as the surface of dry erase boards?

• Glass

• Wood

• Porcelain coated steel

• Plastic

What is the purpose of applying foil to the back of the dry erase board during manufacturing?

• To add color

• To prevent moisture from warping the substrate

• To make the board heavier

• To improve writing clarity

How are the frames of some dry erase boards formed?

• By screwing wooden panels

• By welding metal pieces

• By gluing plastic strips

• By bending aluminum trim at notches

What is a unique feature of electrophoretic displays compared to conventional displays?

• They reflect light

• They use liquid crystals

• They are made of glass

• They emit light

What is the main structure of an electrophoretic display called?

• Front plane

• Back plane

• Middle layer

• Display panel

What is the role of the spin coater in the manufacturing of electrophoretic displays?

• To evenly spread material across the film

• To apply adhesive

• To cut the film

• To dry the film

What is applied to the electrophoretic display to allow for colored text or pictures?

• A black and white filter

• A metallic layer

• A red, green, and blue filter

• A UV coating

What is tested to ensure the flexibility of electrophoretic displays?

• The glass carrier

• The sample screen

• The adhesive strength

• The color clarity

What technology allows display patterns to be sent from a phone to a bracelet?

• NFC

• Bluetooth

• Infrared

• Wi-Fi