What causes refraction Guides d'étude, Notes de cours & Résumés

ATT Week 11 Test (FC) Questions and Answers 2023 What causes refraction? A change in the speed of light. What is the most common optical detector? Photo Diodes. __________ determines the color of light. Wavelength What affects a detectors responsivity? Changes in wavelength. The range of frequency that an optical fiber cable has is known as___________. Bandwidth What optical fiber cable is made of several concentric layers? Multimode graded-index ...

Which of the following do the source and the medium determine? a. duty factor b. frequency c. propagation speed d. axial resolution correct answers d. Axial resolution is affected by all of the following EXCEPT a. frequency b. damping c. spatial pulse length d. focusing correct answers d. Damping in a transducer a. reduces the number of cycles in a pulse and increases the quality factor b. increases the number of cycles in a pulse and increases penetration c. causes poor a...

What does "SCUBA" stand for in scuba diving? - Answer- self-contained underwater breathing apparatus List the three important scuba diving changes that occurred in the 1950s? - Answer- 1. No full body suits 2. Published dive tables 3. Equipment changes Name three different devices that modern dive computers replace? - Answer- 1. Removal of the J valve 2. Gauges were combined 3. Depth, time, Pressure What sets Scuba Diving International apart from other training agencies? - Answer-...

ATT Week 11 Test (FC) What causes refraction? - A change in the speed of light. What is the most common optical detector? - Photo Diodes. __________ determines the color of light. - Wavelength What affects a detectors responsivity? - Changes in wavelength. The range of frequency that an optical fiber cable has is known as___________. - Bandwidth What optical fiber cable is made of several concentric layers? - Multimode graded-index What is a superheterodyne good for? - Extre...

Ocean 100 Lab Practical 2 Study guide with Complete Solutions Wave crest Top Wave Trough Bottom Wavelength is the horizontal distance between two adjacent crests (or two adjacent crests (or two adjacent troughs) Wave Height is the vertical distance between the crest (top) and trough (bottom) Wave speed indicates how fast a wave is moving across the water Period (T) is the time necessary for two adjacent crests (or two adjacent troughs) to pass a specific location Freque...

UNE Pathophysiology Midterm Rated A Differentiate health from disease. Health is a state of complete physical, mental, and social wellbeing. Not merely the absence of disease. Define homeostasis The purposeful maintenance of a stable internal environment. What are the aspects of the disease process? Definition, Etiology, Pathogenesis, Morphologic changes, Clinical manifestations, Diagnosis, Clinical course, Prognosis Define stress A state manifested by symptoms that arise from the coordinated...

URR mock exam 1 SPI Verified Answers ____ is defined as specific area or location where Doppler shift info is being obtained. A. spectral broadening B. nyquist limit C. sample volume D. spectral window C. sample volume Spatial resolution is: A. the minimum reflector separation required to produce separate echos. B. highest with linear phased arrays. C. the weakest reflected signal the transducer can receive D. another term for slice thickness resolution A. the minumum reflect...

ABO ADVANCE STUDY GUIDE AND CORRECT SOLUTIONS 2023/2024 LATEST When taking seg height measurements, which of the following situations could result in a parallax error? - CORRECT ANSWER-Patient sitting/ dispenser standing erect Which of the following is not significant in identifying the problem of vertical imbalance? - CORRECT ANSWER-Patient's age Which of the following elements is NOT critical when determining vertical imbalance? - CORRECT ANSWER-Lens power in the 180 degree meridi...

When taking seg height measurements, which of the following situations could result in a parallax error? - ANSWER Patient sitting/ dispenser standing erect Which of the following is not significant in identifying the problem of vertical imbalance? - ANSWER Patient's age Which of the following elements is NOT critical when determining vertical imbalance? - ANSWER Lens power in the 180 degree meridian A prism will displace the object being viewed towards its ________. - ANSWER Apex A ...

ABO advance study guide | with complete solution When taking seg height measurements, which of the following situations could result in a parallax error? - Patient sitting/ dispenser standing erect Which of the following is not significant in identifying the problem of vertical imbalance? - Patient's age Which of the following elements is NOT critical when determining vertical imbalance? - Lens power in the 180 degree meridian A prism will displace the object being viewed toward...