How Does a DLP Projector Work

question 33

Multiple Choice

How does a DLP projector work?

• A)liquid crystal display technology produces its own light source
• B)digital lasers project color onto prisms
• C)tiny mirrors reflect light to produce images
• D)direct light is focused onto a series of colored tubes

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Definitions:

Critical Mass

The minimum amount of fissile material needed to maintain a nuclear chain reaction for a nuclear explosion or a reactor.

Chain Reaction

A series of reactions where a reactive product or by-product causes additional reactions to take place, often leading to a self-sustaining sequence.

Transmutation Reaction

A nuclear reaction in which the nucleus of an atom changes into a nucleus with a different number of protons, thereby changing one element into another.

Alpha Emitter

A type of radioactive decay in which an unstable atom emits an alpha particle consisting of two protons and two neutrons, thereby reducing its atomic number by 2 and mass number by 4.