The figure-2 depicts digital sensor operation. The matching layer between the piezoelectric element and the tissue is designed to: as a primary and secondary transducer; as a passive and active transducer; as analogue and digital transducer; as the transducer and inverse transducer; The transducer receives the measurand and gives a … They produce an output signal in the form of some variation in resistance, capacitance or any other electrical parameter, which than has to be converted to an equivalent current or voltage signal. An inverse transducer … Digital sensor has greater resolution and high accuracy compare to analog sensor … Common examples include microphones, loudspeakers, thermometers, position and pressure sensors, and antenna.Although not generally thought of as transducers, photocells, LEDs (light-emitting diodes), and even common light bulbs are transducers. By transduction used. In the above setup, the rotating disc is connected to the shaft of a motor and has number of transparent slots. Shaft Encoder is used to measure the angular position & velocity and its output is digital in nature. c) Digital transducer d) Pulse transducer Ans : (d) 4. The shape corresponding to the image created by a phased array transducer most closely corresponds to which of the following? Which of the following is a digital transducer? Interface.

Modified and converted into a digital format for processing

... Report an issue . answer choices . a) Strain gauge b) Encoder c) Thermistor d) LVDT Ans : (b) 5. Digital Accelerometers. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Analog to Digital Converters”. Function of transducer is to convert A. The change in input (temperature, pressure, etc.) • In digital systems generally , resolution may be specified as 1/ 2 N (N is the number … For example, a photocell (LDR) is a passive transducer … The transducer is of many types, and they can be classified by the following criteria. • Example: a digital voltmeter with resolution of 0.1V is used to measure the output of a sensor. Example of digital transducer is a Shaft Encoder, Limit Switch, Digital Tachometer etc. And this digital signal is transmitted through cable digitally. answer choices … What is the input of the data acquisition system (DAQ) to which a transducer is connected called? Strain gauge, LVDT and thermocouple are examples of a) Active transducers b) Passive transducers c) Analog transducers d) Primary transducers Ans : (c) 6. These pulses are counted by the counter and final output is displayed on the numeric display. In digital sensors, the signal measured is directly converted into digital signal output inside the digital sensor itself. Let us consider the non-electrical quantities such as pressure, illumination of light and temperature. Reduce the acoustic impedance mismatch between the element and tissue. Transducer - MCQs with answers Q1. Typical conversion speed of ADC is _____ a) Less than 1µs b) Less than 100 µs c) Less than 500 µs d) Greater than 1000 µs View Answer Channel. Active transducer is a transducer, which converts the non-electrical quantity into an electrical quantity. Example of digital sensor: Digital Light sensor which uses rotating disc to generate output pulse with logic 0 and logic 1. Electrical signal into non electrical quantity B. that will provide a change of 0.1V on the voltmeter is the resolution of the sensor/voltmeter system. The light sensor captures the presence or absence of the light and sends logic 1 or logic 0 signal accordingly to the counter. Q. Control element. There are different types of digital sensors that overcome disadvantages of analog sensors. Non electrical quantity into electrical signal C. Electrical signal into mechanical quantity D. All of these View Answer / … The following setup uses a light sensor to measure the speed and produces a digital signal. Following is not an example of transducer. Limit Switch is the simplest example of digital transducer. 1. Hence, we will get the following three active transducers depending on the non-electrical quantity that we choose. Transducers which require an external power source for their operation is called as a passive transducer. 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