Piezoelectric effect - Study guides, Class notes & Summaries
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Understanding Ultrasound Physics Chapter 8 Exam Questions and Answers
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Transmission - ANSWER-Electrical energy from the system is converted into sound 
 
Reception - ANSWER-The reflected sound pulse is converted into electricity 
 
Piezoelectric Effect - ANSWER-The property of certain materials to create a voltage when they mechanically deformed or when pressure is applied to them 
 
Reverse Piezoelectric Effect - ANSWER-Piezoelectric materials change shape when a voltage is applied to them 
 
Piezoelectric Materials - ANSWER-Materials which convert sound into elec...
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Dental hygiene care II final exam Questions & Answers 100% Correct!!
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Advantages of ultrasonic instruments - ANSWER-Increased efficiency of large calculus removal 
-Less time 
-Multiple surfaces of working end 
-Never need sharpening 
-Tips are replaced less often 
-Does not need lateral pressure 
-Reduced risk of repetitive strain injuries 
-Water lavage and irrigation may enhance healing and client comfort 
-Acoustic mainstreaming removes bacteria 
 
Disadvantages of ultrasonic instruments - ANSWER-Higher risk of burnished calculus if used alone 
-Unavoid...
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CET EXAM QUESTIONS AND ANSWERS
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which of the following wires has the greatest cross sectional area - Answer- 9awg 
 
the capacitance of a capacitor __________ if the distance between the plates decreases while all other properties of the capacity remain the same. - Answer- Increases 
 
A voltmeter that converts AC/DC by rectifying the voltage, would be used to indicate the correct value of measured _____ - Answer- Varying DC voltage only 
 
In the drawing below, what is the current through the resistor? - Answer- 2 amps 
 
Whi...
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CET study guide with Complete Solutions
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CET study guide with Complete Solutions 
Which of the following wires has the greatest cross sectional area? - Answer- 9 AWG 
The capacitance of a capacitor ____if the distance between the plates decreases while 
all other properties of the capacitor remain the same. - Answer- increases 
A voltmeter that converts AC to DC by rectifying the voltage, would be used to indicate 
the correct value of measured ______. - Answer- varying DC voltages only 
in the drawing below, what is the current throug...
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RPSGT PRACTICE EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
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The indirect monitoring of patient's oxygen level by the use of a sensor that detects light 
wave absorption. 
Correct Answer: Pulse Oximetry 
Typically placed on index finger 
Xanax is a what? 
How does it effect on a PSG? 
Correct Answer: Benzodiazepine: sedative or muscle relaxant 
Reduction in WASO, REM, and N3 and Increase in TST, n1, n2, and REM latency 
An array of electrode derivations for acquiring, recording, and displaying data. 
Correct Answer: Montage 
What is an Acquisition monta...
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2024 Associate CET 6th Guide - Questions and Answers (Complete Solutions)
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2024 Associate CET 6th Guide - Questions and Answers (Complete Solutions) The form of signaling used on telephone systems today is ____. a. ACS b. ISDN c. POP d. CCS A CLEC is __________. A. A cable TV company B. The incumbent telephone company C. A wireless provider D. Either A or C The maximum bit rate available on a T-1 transmission system is __________. A. 56 kbps B. 64 kbps C. 1.544 Mbps D. 2.4 Gbps A call between area codes is __________. A. Local long distance B. Inter-LATA C. Intra-LAT...
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RADT Final Exam Questions and Answers
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Wilhelm Conrad Roentgen discovered x-ray by: - Answer-observing light emitted from a chemical compound 
 
Thomas Edison contributed greatly to the field of radiology by: - Answer-discovering the use of calcium tungstate 
 
The scientist Michael Faraday is noted for - Answer-experiments in electromagnetic induction. 
 
Roentgen discovered x-rays in: - Answer-1895 
 
The piezoelectric effect describes how a voltage is produced by applying stress to a certain type of crystal. This effect was discov...
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Test Bank For Computerized Engine Controls 10th Edition by Steve V. Hatch
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Name Clas Dat : s: e: 
Chapter 3 
Common Components for Computerized Engine Control Systems 
 1. What type of sensor is a throttle position sensor? 
a. 
c. 
ANSWER: POINTS: 
Potentiometer Piezoelectric diaphragm 
b. NTC thermistor 
d. Piezoresistive diaphragm 
2. What voltage will be produced by a zirconium dioxide O2 sensor when the air-fuel ratio is on the rich side of stoichiometric? 
ANSWER: POINTS: 
d 1 
b 1 
c 1 
a. 0 mV 
c. 450 mV 
b. 100 mV to 450 mV d. 450 mV to 900 mV 
3. What scale ...
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SPI Practice Questions 1 Latest 2024 | New Questions with 100% Correct Answers Already Graded A
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SPI Practice Questions 1 Latest 2024 | New Questions with 100% Correct Answers Already Graded A+ 
1. The term Anechoic in relation to a sonographic image means? A. structure that appears lighter than the surrounding structures B. The absence of echos 
C. A structure that appears the same as surrounding structures 
D. A structure that reflects 100% of the sound wave B. The absence of echos 
Question 1 Explanation: An (without) echoic (producing echoes) 
2. If you have two near identical systems w...
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RADT 196 FINAL EXAM SOLVED QUESTIONS WITH SOLUTIONS!!
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RADT 196 FINAL EXAM SOLVED QUESTIONS WITH SOLUTIONS!!
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