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INTERNATIONAL ELECTRICAL UNITS of MEASUREMENT
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absorption alloy alternating current aluminum amperes angle angstroms anode applied atomic number autotransformer becomes casting cathode characteristic chemical circuit coil contrast copper crystal dependent developer effect electrical electromotive force electrons emission employed emulsion energy equation exposure holder exposure technique factors filament filter fixing bath fluorescent focal spot focus-film distance further given grain grams heat hence inches incident increase indicated industrial intensifying screens intensity ionization ionization chamber kilovoltage kilovolts Kv.P latter lead light load machine magnesium magnitude material metal milliamperage object obtained operation penetrameter penetration phosphor bronze photon potential primary produce quantum radiographic radiographic density radiographic film rectified reduced resistance result roentgen secondary radiations shown in Fig silver bromide sodium sodium carbonate sodium sulphite solution specimen steel structures sulphite surface target temperature thickness tion transformer tungsten valve various voltage volts wave wavelengths welds x-radiation x-ray beam x-ray laboratory x-ray tube