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Science KBC Quiz & KBC Questions, Multiple Choice Questions and Answers

Displaying 1 to 10 of 255 Questions. You are on Page No. 1 of total 26 pages

Question: Some lasers are referred to as being “cw.” What does “cw” mean?





Science Quiz, Technology Quiz

Question: What is the process responsible for producing photons in a diode laser?





Science Quiz, Technology Quiz


Question: What are three types of lasers?





Science Quiz, Technology Quiz

Question: What was the active medium used in the first working laser ever constructed?





Science Quiz, Technology Quiz

Question: After the first photons of light are produced, which process is responsible for amplification of the light?





Science Quiz, Technology Quiz

Question: Once the active medium is excited, the first photons of light are produced by which physical process?





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?





Science Quiz, Technology Quiz

Question: Breaking of a larger hydrocarbon molecule into a smaller one by heating in the presence of a catalyst is called ___.





Science Quiz

Question: A primary fuel is that which is used in the same form as it occurs in nature. Which of the following is not a primary fuel?





Science Quiz

Question: Where was the first oil well struck in the world?





Science Quiz
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