Life testing of incandescent lamps at the bureau of standards
نویسندگان
چکیده
منابع مشابه
“the effect of risk aversion on the demand for life insurance: the case of iranian life insurance market”
abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...
15 صفحه اولa study on construction of iranian life tables: the case study of modified brass logit system
چکیده ندارد.
15 صفحه اولof Research of the National Bureau of Standards Grid Plate Calibration at the National Bureau of Standards January - February 1988
National Bureau of Standards Gaithersburg, MD 20899 Grid plates are calibrated by a completely automated high precision measuring machine which uses a computer vision system to detect and locate the grid marks. The system routinely calibrates plates of up to 600x600 millimeters with accuracies of 0.5 micrometers. Descriptions of the system components, level of performance and tests of the absol...
متن کاملPerformance of Halogen Incandescent MR16 Lamps and LED Replacement
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متن کاملComputer Development at the National Bureau of Standards
The first fully operational stored-program electronic computer in the United States was built at the National Bureau of Standards. The Standards Electronic Automatic Computer (SEAC) [1] (Fig. 1.) began useful computation in May 1950. The stored program was held in the machine’s internal memory where the machine itself could modify it for successive stages of a computation. This made a dramatic ...
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ژورنال
عنوان ژورنال: Journal of the Franklin Institute
سال: 1916
ISSN: 0016-0032
DOI: 10.1016/s0016-0032(16)90627-6