Technology - Quiz

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Question: Some lasers are referred to as being “cw.” What does “cw” mean? 1) Circular wave 
2) Constant white 
3) Continuous wave 
4) Clear white
Science Quiz, Technology Quiz

Question: What is the process responsible for producing photons in a diode laser? 1) Fermi level shift 
2) Majority carrier injection 
3) Carrier freeze out 
4) Electron-hole recombination
Science Quiz, Technology Quiz

Question: What are three types of lasers?
1) Gas, metal vapor, rock 
2) Pointer, diode, CD 
3) Diode, inverted, pointer 
4) Gas, solid state, diode
Science Quiz, Technology Quiz

Question: What was the active medium used in the first working laser ever constructed? 1) A diamond block 
2) Helium-neon gas 
3) A ruby rod 
4) Carbon dioxide gas
Science Quiz, Technology Quiz

Question: After the first photons of light are produced, which process is responsible for amplification of the light? 1) Blackbody radiation 
2) Stimulated emission 
3) Planck’s radiation 
4) Einstein oscillation
Science Quiz, Technology Quiz

Question: Once the active medium is excited, the first photons of light are produced by which physical process? 1) Blackbody radiation 
2) Spontaneous emission 
3) Synchrotron radiation 
4) Planck’s oscillation
Science Quiz, Technology Quiz

Question: The first step to getting output from a laser is to excite an active medium. What is this process called? 1) Pumping 
2) Exciting 
3) Priming 
4) Raising
Science Quiz, Technology Quiz

Question: What does AM mean?
1) Angelo marconi 
2) Anno median 
3) Amplitude modulation 
4) Amperes
Electronics Quiz, Technology Quiz

Question: What frequency range is the High Frequency band?
1) 100 kHz 
2) 1 GHz 
3) 30 to 300 MHz 
4) 3 to 30 MHz
Electronics Quiz, Technology Quiz

Question: What does AM mean?
1) Angelo marconi 
2) Anno median 
3) Amplitude modulation 
4) Amperes
Electronics Quiz, Technology Quiz

Question: What frequency range is the High Frequency band?...
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