Technology Quiz 1

1. A given signal's second harmonic is twice the given signal's __________ frequency...?





2. What is the relationship between resistivity r and conductivity s?





3. What frequency range is the High Frequency band?





4. The most common format for a home video recorder is VHS. VHS stands for...?





5. Who developed Yahoo?





6. Which motor is NOT suitable for use as a DC machine?





7. The first step to getting output from a laser is to excite an active medium. What is this process called?





8. What does VVVF stand for?





9. Made from a variety of materials, such as carbon, which inhibits the flow of current...?





10. Who is largely responsible for breaking the German Enigma codes, created a test that provided a foundation for artificial intelligence?