And shielding Study guides, Class notes & Summaries

CWB Module 4 Welding Processes and equipment latest update with verified solutions Active Flux significantly influence the weld puddle - add manganese, silicon, chromium to weld metal - typically bonded type flux Arc Blow The deflection of an arc from its normal path due to magnetic forces. Autogeneous Weld A fusion Weld made without filler metal Duty Cycle The time during a ten-minute test period, expressed in percentage, that a power source can operate at the rated output without overheatin...

Different tissues that have signals that appear similar on an MR image are described as: A) hypointense B) hyperintense C) isointense D) isodense - Answer isointense in a large main magnetic field such as those employed in MRI, the motion of a hydrogen proton has been described as wobbling like a spinning top. this motion is called A) precession B) resonance C) frequency D) angular momentum - Answer precession magnetic resonance imaging is derived from the process known as: A) ma...

NFPA 472 HazMat Awareness Examination I-1 with Complete Solutions NFPA 472 HazMat Awareness Examination I-1 with Complete Solutions NFPA 472 HazMat Awareness Examination I-1 with Complete Solutions When dealing with a radiological incident involving a leak or spill, what exposure guidelines should the hazmat first responder use to minimize radioactive contamination? - Time, distance, half-life - Ionizing radiation, non-iodizing radiation, half-life - Time, distance, shielding ...

The initial radiographic evaluation of a trauma patient begins with supine Anterior Posterior (AP) chest and pelvis radiographs taken in the trauma bay usually with a(n) _________________. CORRECT ANSWER A portable x-ray machine T/F: Computed Tomography scanning has been largely replaced by cervical spine radiographic evaluation (CSRE) and should only be performed when CSRE is unavailable. CORRECT ANSWER False, cervical spine radiographic evaluation (CRSE) has been largely replaced by Compute...

Metal Joining and Cutting Process Questions with Correct Answers benefits to knowledge on metal joining and cutting process` - Correct Answer Helps spot problems , better inspection, gains cooperation, and respect. The three basic processes - Correct Answer Welding, brazing, and cutting brazing - Correct Answer A process using heat in excess of 800°F , does not melt base metal. welding - Correct Answer Fusing two pieces of material using a heat process; most commonly used with metal ...

NMTCB Review Latest Update Graded A+ NRC Nuclear Regulatory Commission DOT Department of Transportation Type A Packaging Adequate for normal transport Type B Packaging Used for large quantities of radioactivity What type of packaging is used for routine transport of radio pharmaceuticals? Type A Categories for labeling Type A packages Measured dose rate, package surface, 1 m from the surface TI Transport Index Transport index Dose rate measured at 1 m from the surface DOT 1 (white) -No m...

LMRT-Radiography Essentials Exam Questions and Answers 100% Pass Which of the following changes in (KVP) will result in the greatest reduction of patient dose, when (MAS) is adjusted to compensate for the change? - Correct Answer ️️ - Increase kVp by 30% Which of the following (IR) system speeds will result in the lowest patient dose? - Correct Answer ️️ -Faster speed IR system What is the primary purpose of using gonad shields during radiography? - Correct Answer ️️ -Reduce ...

aging and disease are considered synonymous - correct answer false dementia is a natural part of the aging process - correct answer false one of the greatest dangers facing a premature neonate is a. sudden weight gain b. thermoregulation c. hypothermia d. exposure to barium - correct answer c. hypothermia the following can be used to protect children from unnecessary radiation exposure 1. appropriate use of filters 2. precise collimation 3. gonad shielding always a. 1 and ...

BIO 161 Final PSU Waters Latest Update 100% Correct Question 1: How would you describe the skeletal system in terms of its composition and characteristics? - a. rigid framework of the body - b. solid network of connective tissue - c. dynamic assembly of living tissues - d. complex structure of joints and muscles - Answer: c. dynamic system of connective tissue; living tissue Explanation: The skeletal system is characterized as a dynamic network of living connective tissues, pr...

Boiler Maker Union Test Questions and Answers Already Passed Subtract: 9_1/8 - 2_11/24 = -6 2/3 -6 1/2 -6 1/4 -6 3/4 6_2/3 A boilermaker mechanic requires 12 lengths of 1/4" membrane. Each length measures 12' 7''. What is the total length of membrane needed? -150' 7'' -150' 10'' -151' -151' 4'' 151' A welder needs tube sections (Dutchmen) in the following lengths: 8' 10'', 12' 5'', and 9' 11''. What is the overall amount of tubing needed? -31' -31' 2''...