A piezoelectric crystal detects the Korotkoff… a) Active b) Passive c) Secondary d) Inverse Ans : (a) 2. 5 Sound to electrical energy transducer is called what; 6 Which sensor is used by self-driving vehicles; 7 Correct statement about Digital Sensors; 8 Sensors MCQ#8; 9 DHT22 sensor is used to sense; 10 Which Sensor is used for Process monitoring; 11 A … A) Inductive B) Magneto-striction C) Resistive D) Eddy current. Question 51. What Is Digital Transducer? « Back CONTENTS Next » 1. Which of the following represents drawback of the inductive transducer for displacement measurement? Definition: Capacitive Transducer is a device which changes its capacitance with change in the physical phenomena to be measured. a) Transducer Stage b) Signal Processor Stage c) Output Stage d) None of the above. Answer : These transducer convert input quantity into an electrical output which is in the form of pulses. Q5.Which of the following functions can a control system carry out? Resistive Transducer Definition: The transducer whose resistance varies because of the environmental effects such type of transducer is known as the resistive transducer. The transducer used for the linear displacement measurement is, O Thermistor O Thermocouples on O RTD LVDT COMPANY About Chegg Measurement and Instrumentation Objective Questions 1. Stroboscope is used for the measurement of _____? The turbine-governor characteristics corresponding to the generators are P 1 =50(50 − f), P 2 = 100(51 − f), P 3 = 150(52 − f) Where, f denotes the system frequency in Hz, and P 1, P 2, P 3 are the power outputs of the turbines in MW. R 2 = Zero adjust Resistance. The sensor is used to sense the signal from the source. Process Control and Instrumentation Process Control and Instrumentation. Question 50. 9. Self generating type transducers are _____ transducers. Signal Conditioner: Signal conditioning circuits are used to convert the output from the transducer into an electrical value. The transduction element of capacitive transducer is a capacitor which may be a parallel plate, cylindrical or angular capacitor. Ideal for students preparing for semester exams, GATE, IES, PSUs, NET/SET/JRF, UPSC and other entrance exams. Questions and Answers in Industrial Electronics. LVDT used for displacement measurement is a/an _____ Transducer? Answer: b ... To practice all areas of Instrumentation Transducers, here is complete set of 1000+ Multiple Choice Questions and Answers. (B) two permanent magnets. LVDT used for displacement measurement is a/an _____ transducer. In order to create stationary magnetic field in permanent magnet moving coil instrument it uses (A) only one permanent magnet. b. Phototransistors. MCQ ON DISPLACEMENT MEASUREMENT,STRAIN MEASUREMENT,MEASUREMENT OF ANGULAR VELOCITY,ACCELERATION MEASUREMENT. Transducers which require an external power source for their operation is called as a passive transducer. R m = Meter Resistance. A. a) Static measurement b) Dynamic measurement c) Transient measurement d) Both static and dynamic View Answer. 10. PLEASE COMMENT BELOW WITH CORRECT ANSWER AND ITS DETAIL EXPLANATION. a) Act of electromagnetic force of attraction b) Lower sensitivity c) Requirement of large displacement d) None of the mentioned 2. 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. For example, a photocell (LDR) is a passive transducer which will vary the resistance of … LVDT used for displacement measurement is a/an _____ transducer. The performance of the transducer gets affected by vibrations; Its is greatly affected by temperature changes. How long will it take for the transducer to read half of the temperature difference? 1. Time constant t= 10/5 =2s. LVDT is an/a _____ transducer. The two wattmeters used for the measurement of power input read 50 kW each. The change in resistance is measured by the ac or dc measuring devices.The resistive transducer is used for measuring the physical quantities like temperature, displacement, vibration etc. Applications of LVDT: LVDT is used to measure displacement ranging from fraction millimeter to centimeter. Leave a Reply Cancel reply. 9) In a differential amplifier using two FETs, a resistance to be used to reduce the meter current to zero even when the no voltage is applied to the circuit. Leave a Reply Cancel reply. A. piezoelectric pickup ... Measure of closeness on reading a measurement to a standard value. Q4.In which stages the measurement system comes in contact with the measuring or the quantity to be measured? a. Photodiodes. Time to reach equilibrium conditions = 5t = 10s. Can be used for measurement of force and pressure. It is used to interface the signal with the human. Harikesh Yadav June 12, 2017 EE AND ECE MCQ PDF, ... Constantan is used for measurement of dynamic strains. Which of the following transducer is preferred for measurement involving sound? It takes 10 s for the transducer to reach equilibrium condition (5 times constant). 52) A temperature-sensitive transducer is subjected to a sudden temperature change. c. Laser. LVDT used for displacement measurement is a/an _____ Transducer? Test Set - 8 - Electrical Measurements & Units - The test carries questions on topics such as Oscilloscope, Transducer, Pressure Measurement, Flow Measurement etc. Hall Effect Transducer Definition: The hall effect element is a type of transducer used for measuring the magnetic field by converting it into an emf.The direct measurement of the magnetic field is not possible. Schering bridge is used to (A) determine … Certain type of materials generates an electrostatic charge or voltage when mechanical force is applied across them. 1․ A power system has three synchronous generators. Application of Piezoelectric Transducer Crystal microphone measures and records the Heart sounds (Phonocardiography). Q3. This is used to amplify low-amplitude outputs from the primary transducer or variable conversion element, thus improving the sensitivity and resolution of the measurement. It can be used as pressure transducer. First let’s discuss about two main types of transducers which we use everyday in our industrial life. V = Battery Voltage. Acting as a secondary transducer, LVDT can be used as a device to measure force, weight and pressure, etc.. View Lab Report - 334853204-Instrumentation-MCQ-s.docx from ME 101 at Hyderabad College of Science & Technology, Hyderabad. The transducer used for the measurements is / are a. Thus the Hall Effect Transducer is used. Capacitive transducer is used for? Measurement of humidity in gases. The current flowing through the meter depends on the magnitude of … The transducers that converts the input signal into the output signal, which is a discrete function of time is known as ______ transducer… It is a passive transducer which required external source of supply to function. Bonded wire strain gauges are. B. precision ... ECE Board Exam. This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Inductive Transducers”. IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. A. accuracy. PLEASE COMMENT BELOW WITH CORRECT ANSWER AND ITS DETAIL EXPLANATION. Commonly used for measurement of level, density, weight. The microphone operates in the flat frequency range of 20 to 1000 Hz, which suppresses the breathing sounds and room noise. The transducer produces a usable output depending on the measurand. Load cells are used for the measurement You have to select the right answer to the question. Transducer is a device which converts one form of energy into another form i.e,. For the measurement of flow rate of liquid, the method used is A. Conveyor-based methods B. Bourdon tube C. Coriolis method D. Thermal mass flow measurement a. Assuming generators and transmission network to be lossless, the system frequency for a load of 700 MW is Electrical and Electronics Measurement & Instrumentation Expected MCQ PDF 6 For VIZAG Exam 2017. (D) none of the above. This test comprises 30 questions. (C) electromagnet. The transducer converts the magnetic field into an electric quantity which is easily measured by the analogue and digital meters. IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. d. Only (a) and (b) e. All the above. The solved questions answers in this Measurements And Instruments 1 MCQ quiz give you a good mix of easy questions and tough questions. 2. transducers are used for the measurement of a pressure b displacement c humidity d both a and b view answer hide answer answer d both a and b q3 thermistor is a transducer its temperature coefficient is a negative, multiple choice questions and answers on antenna amp wave propagation objective questions and answers on antenna amp wave The Transducer Used For The Linear Displacement Measurement Not Yet LVO RID Question: The Transducer Used For The Linear Displacement Measurement Not … The instrument system sends this quantity to the display or recording system. R X = Unknown Resistance. Q1) The detectors used in optical sensors is. Resistance temperature detectors b. a) Exclusively used for construction of transducers b) Exclusively used for stress analysis c) Used for both stress analysis and construction of transducer d) Pressure measurement Ans : (c) 12. Passive B. Q2) Optical sensors used for the displacement measurement works on the principal that. 3. the given non-electrical energy is converted into an electrical energy. A. Rpm of a flywheel ... Mcq Added by: Muhammad Bilal Khattak. Sounds from heart chambers are measured with Catheter-tip piezoelectric sensors. This contains 20 Multiple Choice Questions for Electrical Engineering (EE) Measurements And Instruments 1 MCQ (mcq) to study with solutions a complete question bank. Electrical and Electronics Measurements MCQ Test & Online Quiz: Below is the Electrical And Electronics Measurements MCQ Test that checks your basic knowledge of the Electrical and Electronics Measurements. A) Pressure measurement B) Exclusively used for stress analysis C) Exclusively used for the construction of transducers D) Used for both stress analysis and construction of the transducer Multiple Choice Question on Electronic Measurement and Instrumentation. What will be the readings of the two wattmeters if the power factor is … For example, amplification is needed for thermocouples, which have a typical output of only a few millivolts. This Electrical And Electronics Measurements MCQ Test contains 20 Multiple Choice Questions. A series type ohmmeter consists of a deflecting meter in series with a resistance R 1 and a battery which is connected to the terminals A-B, across wh the unknown resistance is connected.. R 1 = Current Limiting Resistance. 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