Rayleigh scattering - Study guides, Class notes & Summaries

Fiber Test and Maintenance 100% SOLUTIONS REVISED 2023//2024 What topology do most fiber-to-the-user (FTTx) networks use, which requires greater fiber color code management in its documentation? - ANSWER Point to multipoint (P2MP) Improper use of nylon tie wraps can induce this problem. - ANSWER Microbends What are potential sources of problems in aerial installations? - ANSWER Falling branches, pole attachment problems, and improper sag and loading considerations. During install...

What topology do most fiber-to-the-user (FTTx) networks use, which requires greater fiber color code management in its documentation? - ANSWER-Point to multipoint (P2MP) Improper use of nylon tie wraps can induce this problem. - ANSWER-Microbends What are potential sources of problems in aerial installations? - ANSWER-Falling branches, pole attachment problems, and improper sag and loading considerations. During installation of fiber-optic cable, what does damage to the cable jacket cau...

Fluoroscopy final exam California Question and Answers 2024 Linear, non threshold Most cancers Linear, threshold Deterministic effects, cataracts and skin Nonlinear, non threshold Small radiation to see large damage Nonlinear, threshold High dose response, cataracts Short term effects Acute injury, 25 rads or less, minutes days weeks Long term effects Years after exposure, long latent period. Acute high dose or chronic low dose over years. Deterministic effects Radiation response i...

Edelmen's SPI Exam Review, Questions and answers. 100% Accurate. Rated A Sound waves are: a) electric b) mechanical, transverse c) spectral d) longitudinal, mechanical - D The speed of sound of ultrasound in soft tissue is closest to: a) 1,540 km/sec b) 1.54 km/sec c) 1,500 m/s d) 1,540 mm/sec - C Which is not an acoustic variable? a) density b) pressure c) distance d) intensity - D The effects of soft tissue on ultrasound are called: a) acoustic prolifer...

Fiber Install and Activation questions and answers 2023Which standards organization is considered to be the creator of the worlds' most recognized communications standards, known as "recommendations"? The International Telecommunications Union (ITU) In which component in a fiber-optics communication system do changes to the intensity of the optical signal occur? The optical transmitter What is a drawback of using Fabry-Perot (F-P)lasers in high-speed data (HSD) networks? The ...

SPI ARDMS QUESTIONS AND ANSWERS 2023 What type of wave is sound? mechanical and longitudinal The frequency ranges for ultrasound are: >20 kHz The speed of sound in soft tissue is: 1540 m/s which of the following transducers fires the elements in groups? A. Linear sequenced array B. Phased array C. Continuous-wave transducer D. Single-element transducer A Enhancement is caused by** weakly attenuating structures wavelength in material having a propag...

Introducing Fiber-Optic Networks with complete solutions 2023Monitoring the status of optical nodes By remote means is not critical for maintaining network stability and reliability???? Explaining Status Monitoring Remote monitoring of optical nodes is a critical function for network stability and reliability. All scalable nodes support status monitoringTechnology that allows the network operator to remotely monitor and pinpoint malfunctions anywhere in the network and analyze them on a comput...

Sound waves are: - Answer- longitudinal, mechanical The speed of sound in soft tissue is closest to: - Answer- 1,500 m/s The frequency closest to the lower limit of ultrasound is: - Answer- 15,000 Hz Which is not an acoustic variable? - Answer- intensity The effects of soft tissue on ultrasound are called: - Answer- acoustic propagation properties All of the following are true EXCEPT: - Answer- two waves with identical frequencies must interfere constructively Put in decreasing...

ARDMS- SPI Questions and Answers with Certified Solutions The horizontal axis, or x-axis Runs side to side The vertical axis, or y-axis Runs up and down Unrelated Two items that are not associated Related or Proportional Two items that are associated or affiliated However, the relationship between the items does not have to be specified Directly related or Directly proportional Two items that are associated such that when one item increases, the other increases Inversely related or inversel...

SPI PRACTICE QUESTIONS & Answers. 100% Accurate, latest version. Rated A Sound waves are: - longitudinal, mechanical The speed of sound in soft tissue is closest to: - 1,500 m/s The frequency closest to the lower limit of ultrasound is: - 15,000 Hz Which is not an acoustic variable? - intensity The effects of soft tissue on ultrasound are called: - acoustic propagation properties All of the following are true EXCEPT: - two waves with identical frequencies must interfere const...