Technology Once the active medium is excited, the first photons of light are produced by which physical process? Synchrotron radiation Planck's oscillation Spontaneous emission Blackbody radiation Synchrotron radiation Planck's oscillation Spontaneous emission Blackbody radiation ANSWER DOWNLOAD EXAMIANS APP
Technology The invention of the transistor, or semiconductor, was one of the most important developments leading to the personal computer revolution. What company invented the transistor in 1947? Xerox International Business Machines Bell Laboratories MITS Xerox International Business Machines Bell Laboratories MITS ANSWER DOWNLOAD EXAMIANS APP
Technology What frequency range is the High Frequency band? 1 GHz 100 kHz 3 to 30 MHz 30 to 300 MHz 1 GHz 100 kHz 3 to 30 MHz 30 to 300 MHz ANSWER DOWNLOAD EXAMIANS APP
Technology In what year was the "@" chosen for its use in e-mail addresses? 1980 1976 1984 1972 1980 1976 1984 1972 ANSWER DOWNLOAD EXAMIANS APP
Technology A given signal's second harmonic is twice the given signal's __________ frequency? Field Fundamental Fourier Foundation Field Fundamental Fourier Foundation ANSWER DOWNLOAD EXAMIANS APP
Technology The Central Processing Unit is an embeded chip that acts as the 'brains' of a computer. What Intel chip was used in the Altair (the first real personal computer)? 6502 6400 8286 8080 6502 6400 8286 8080 ANSWER DOWNLOAD EXAMIANS APP