ASNT LEVEL III STUDY GUIDE - INDUSTRIAL RADIOGRAPHY RADIATION SAFETY 250 QUESTIONS AND CORRECT DETAILED ANSWERS UPDATE ALREADY A GRADED|NEW!!

ASNT LEVEL III STUDY GUIDE - INDUSTRIAL RADIOGRAPHY RADIATION SAFETY 250 QUESTIONS AND CORRECT DETAILED ANSWERS UPDATE ALREADY A GRADED|NEW!! Calibration records for survey instruments must be kept for: a. one year b. three years c. five years d. indefinitely - ANSWER- b. three years When high-speed electrons strike a hard surface (target) which is not a result? a. bremsstrahlung process or effect b. produces X-radiation c. produces heat d. neutron beams - ANSWER- d. neutron beams What does the bremsstrahlung effect generate? a. X-rays b. beta particles c. alpha particles d. X-rays and heat - ANSWER- d. X-rays and heat The filament of an X-ray tube is energized by electrical current. The difference in electrical potential draws the free electrons to the __________. As they strike at such a high speed, X-rays are produced by the bremsstrahlung process. a. focusing cup b. target c. anode d. filament - ANSWER- b. target High-speed electrons striking a target produce primarily what? a. gamma radiation b. X-radiation c. heat d. alpha and beta particles - A