6 mhz Study guides, Class notes & Summaries

. A sound wave is: a. transverse b. electromagnetic c. mechanical, longitudinal d. transverse, longitudinal c. mechanical, longitudinal 2. A compression area of a sound wave is: a. high pressure, low density b. low pressure, low density c. high pressure, high density d. low pressure, high density c. high pressure, high density 3. A rarefaction area of a sound wave is: a. high pressure, low density b. low pressure, low density c. high pressure, high density d. low pressure, high d...

B A third 90-degree bend may be permitted in a conduit run if the run does NOT exceed ______? A 5 m (16.5') B 10 m (33') C 15 m (50') D 30 m (100') C Which of the following is a property of an electromagnetic field built around a conductor that opposes any changes in current flow in a circuit? A Impedance B Capacitance C Inductance D Resistance A Which of the following markings is used for non-conductive optical fiber general-purpose cables? A OFNG B OFCR C OF...

5 components of an information system 1. Hardware 2. Software 3. Data 4. Procedures 5. People Examples of hardware desktop computers laptop computers mobile phones tablet computers e-readers storage devices, such as flash drives input devices, such as keyboards, mice, and scanners output devices such as printers and speakers Less traditional, but becoming more computerized: automobiles refrigerators beverage dispensers digital device Devices that processes electronic si...

Which of the following transducers will have the worst axial resolution? a. Vector array, 3 MHz b. Linear Sequential Array, 6 MHZ c. Linear Phased Array 7.5 MHZ d. Annular Array, 6 MHz - Vector array, 3 MHz A sound wave is traveling in the body and propagates from muscle to air. What percentage of the sound wave is most likely reflected at the muscle-air boundary? a. 0.5% b. 75% c. 25% d. 5% e. 99% - 75% Which of the following lists is in decreasing order? a. mega, kilo, deca, milli...

ARDMS SPI Exam |Complete Questions with Correct Answers Graded A+ When the direction of the wave propagation is parallel to the particle motion of the medium, the wave being transmitted is called a: A) surface wave. B) longitudinal wave. C) transverse wave. D) non-linear sound. B) longitudinal wave If the sound beam attenuated 6 dB, what will happen to the overall intensity? A) Quadrupled B) Doubled C) Halved D) Quartered D) Quartered Frequency increased from 3 MHz to 6 MHz,...

Ultrasound Physics - Mock Exam Questions for SPI with complete solutions 2024 Which of the following transducers will have the worst axial resolution? a. Vector array, 3 MHz b. Linear Sequential Array, 6 MHZ c. Linear Phased Array 7.5 MHZ d. Annular Array, 6 MHz - ANSWER-Vector array, 3 MHz A sound wave is traveling in the body and propagates from muscle to air. What percentage of the sound wave is most likely reflected at the muscle-air boundary? a. 0.5% b. 75% c. 25% d. 5% e. ...

BICSI Technician Installer 1 Review Study Guide Exam Q&A 2024 B - CORRECT ANSWER-A third 90-degree bend may be permitted in a conduit run if the run does NOT exceed ______? A 5 m (16.5') B 10 m (33') C 15 m (50') D 30 m (100') C - CORRECT ANSWER-Which of the following is a property of an electromagnetic field built around a conductor that opposes any changes in current flow in a circuit? A Impedance B Capacitance C Inductance D Resistance A - CORRECT ANSWER-Which of the foll...

BNSF Telecom 1 Exam Questions with Correct Answers VHF - Low and High range Very High Frequency - Answer-Low is 30 to 50 MHz High is 150 to 300 MHz UHF - Ultra High Frequency - Answer-300 MHz - 3 GHz Super High Frequency - SHF - Answer-3-30 GHz Extremely High Frequency - EHF - Answer-30-300 GHz Legacy Band - Answer-25 kHz wide channel Very Narrowband - Answer-6.25 kHz wide, digital Narrowband - Answer-12.5 kHz wide analog What is dB and how much power is it - Answer-dB...

Ultrasound Physics - Mock Exam Questions for SPI || Complete Questions & Answers (Rated A+) Ultrasound Physics - Mock Exam Questions for SPI || Complete Questions & Answers (Rated A+) What are the units of power? a. millimeters b. Hertz c. Watts/cm squared d. meters/sec e. Watts - ANSWER - Watts The Power in a beam is 1 watt and the area is 5cm^2. What is the beams intensity? a. 5 w/cm^2 b. 1 w/cm^2 c. 0.2 w/cm^2 d. 1 watt - ANSWER - 0.2 w/cm^2 If the intensity remains the s...

8.33 meters is the full wavelength in air for what RF frequency? 36 MHz Decimal 164 would appear as ________ in binary? A resistor has color stripes yellow, violet, violet, silver. It is: 470 MegOhm +/- 10% what is the total capacitance of three capacitors valued at 100pf, 100pf, and 50pf when connected in a series? 25 pf what is the ripple frequency of a full wave single phase bridge rectifier operated at 60Hz? 120Hz When heated or cooled, a ________emits a voltage. theromcouple Which ...