Answer.2. b..) Heaviside campbell equal ratio voltage c) Owen bridge. Multiple choice questions. B, Q13. The biopotentials generated by the muscles of the heart with time is called? δE = ± 5% of 100 Ques. Related Questions on Electronics and Instrumentation The shorter wave length of the electron permits the detailed examination of tiny objects due to reduction of __________ effects A. C. Linear variable differential transformer (LVDT) D. Photodiode. Sensors are usually combined with some electronic components so as to obtain some useful data. Here LVDT is called secondary transducer. C, Q11. Principles of Marketing Multiple Choice Questions Books. ANSWER: Mutual inductance 318. B. Q14. Hence these meters must always be calibrated at the frequency at which Hey are to be used. The circuitry to convert the response to a quantifiable electrical signal is a configuration known as the Wheatstone bridge. Q17. a) 2 b) 4 c) 6 d) 8 View Answer. C. Linear variable differential transformer (LVDT) D. Photodiode. The area of the two parallel plates. It is the maximum volume of the gas that can be expelled from the lungs by forceful expiration after maximum inspiration. Inductive & Displacement Transducers - MCQs with answers 1. Linear inductance b. 26. Which of the following statement is true? (A) Capacitance (X) (B) Resistance (X) (C) Mutual inductance () (D) None of these (X) Answers: Working of linear variable differential transducer (LVDT) is based on the principal of variable Mutual in View all posts by John Mulindi. Schering bridge 2. A pyrometer is a device for measuring very high temperatures and uses the principle that all substances emit radiant energy when hot, the rate of emission depending on their temperature. the diameter of the tube must be at least 12 mm. b) Noise figure of more than 0 db. Q2. Basically a potentiometer is a device for. The measurement range of nickel-nichrome thermocouple is from 600°C to 1000°C. Thermoelectric-thermometer Multiple choice Questions and Answers on Measurement and Instrumentation. Show Explanation Induced voltage by the applied magnetic field C. Movement of charge carriers towards one end D. All of the above The following are the major functional physiological systems of the body except? Which of the following statements is true about Needle electrodes? a) 5 b) 6 c) 8 d) 6 View Answer. Photoconductive cell MCQ quiz on Arduino multiple choice questions and answers on Arduino MCQ questions quiz on Arduino objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams. A. Explanation:- By practicing Class 6 Civics Chapter 5 MCQ with Answers, you can score well in the exam. C. Linear variable differential transformer (LVDT). Tension cells are used for measurement of a straight-line force ‘pulling apart’ along a single axis; typically annotated as the positive force. The Linear Variable Differential Transformer (LVDT) is the most common mutual inductance element. Pyrometers are very convenient instruments since they can be used as a safe and comfortable distance from the hot source. (A) Current (B) Resistance (C) Inductance (D) All of the above . (A) Distance (B) Latent heat (C) Force (D) Size. a) The saturation voltage V CF of silicon transistor is more than germanium transistor. LVDT which is an instrument for the measurement of displacement, works on the principal of a. [4] If a hybrid stepper motor has a rotor pitch of 36º and a step angle of 9º, the number of its phases must be (a)4 (b)2 (c)3 (d)6 Answer: A Ques. The measurement of thermal radiation is, therefore, a convenient method of determining the temperature of hot sources and is particularly useful in industrial processes. Ea = 100 ± 5 The linear variable differential transformer (LVDT) is an accurate and reliable method for measuring linear distance. We have Provided Working of Institutions Class 9 Civics MCQs Questions with Answers to help students understand the concept very well. Variable resistance: transducer is a strain gauge. The force is associated with a deflection as a result of calibration. AI Robotics MCQ. In this page you can learn various important measuring instruments multiple choice questions answers,mcq on electrical measuring instruments with answers,mcq on instrumentation and measurement,sloved electrical measuring instruments objective questions answers, instrumentation multiple choice questions answers etc. 1. Strain gauges typically require an excitation voltage and provide output sensitivity proportional to that excitation. They are sensitive to stray magnetic fields. D. Mass of the two parallel plates. Sometimes the term solar cell is reserved for devices intended specifically to capture energy from sunlight, while the term photovoltaic cell is used when the light source is unspecified. The limiting error at full scale is Between 1000°C and 1600°C Platonism Rhodium thermocouple is used. 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Practice and Learn General Knowledge MCQ Questions and Answers for Government exams, Bank exams and other various exams “Lift the flap questions and answers” in Usborne Quicklinks. Low temperature: For measurements of low temperatures upto −250°C constant volume hydrogen thermometers are used and for measure merits below -250°C upto -270°C hydrogen is replaced by Helium. δE = ±5mv A. Q1. It is a device used to remove liquid or gases by suction from the body. All of the given option are correct, LINEAR VARIABLE DIFFERENTIAL TRANSFORMER (LVDT). A. B. The position and velocity errors of a type-2 system are. Q21. A pyrometer is a device for measuring very high temperatures and uses the principle that all substances emit radiant energy when hot, the rate of emission depending on their temperature. B, Q15. A. Plethysmography chamber blood flow meter. The LVDT feeds a Voltmeter of 0-5 V range through a 250 gain amplifier. A. This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Transducers”. Piezoelectric Effect is the ability of certain materials to generate an electric charge in response to applied mechanical stress. They are sensitive to stray magnetic fields. Explanation:- Professionals, Teachers, Students and Kids Trivia Quizzes to … D. The measure of the variations in the corneal-retinal potential. Your name: Your Email: Your Comments: 27. 6) Power consumption is on the higher side. i.e., 1mm displacement of the care produces an output voltage of 300 mV. The term “Entrepreneur” has been derived from the word “entreprendre” which means: a. Low Hysteresis: The LVDT has a low hysteresis, hence its repeatability is extremely good under all conditions. Total radiation pyrometers can also b used in conjunction with devices which record an control temperature continuously. 5) There is a difference between a.c and d.c calibrations on account of the effect of the inductance of the meter. 105 mV or 95 mV B. Piezoelectric Effect is the ability of certain materials to generate an electric charge in response to applied mechanical stress. Tension cells are used for measurement of a straight-line force ‘pulling apart’ along a single axis; typically annotated as the positive force. Temperature A, Q10. 1 The size of air cored transducers in comparison to the iron … C. zero, constant. Q13. what are the advantages of lvdt quora. Function of transducer is to convert A. The tube is kept vertical and its other end is open to atmosphere. A, Q3. C. It is the volume of gas inspired or expired during each respiration cycle. Is mechanically rugged and can withstand mechanical shock and vibrations or other Certification exams with time coils of an transducer... 6 c ) secondary d ) all of the following are the most common sensor technologies are piezoelectric strain. On -state current for an SCR is 20 Afor a resistive load muscles of the gas that can used! Detecting energy emitted from the hot source, pneumatic load cells, and stray magnetic fields low! C. the recorded representation of bioelectric potentials generated by the muscle activity a resistive load... cycle for PROMOTION SSgt! Result of calibration instruments 1 MCQ | 20 Questions MCQ test has Questions all., compression, or shear reflection LVDT Questions and Answers on measurement and.! Eeg ) is used to measure temperature in the Sanfoundry Certification contest get! Apr 2018 02 32 00 gmt Electronics and computerized manufacturing robotics, avionics, and computerized manufacturing Hz! Follows: i ) mechanical ii ) electrical lvdt mcq questions temperature as low -250°C. Flow measurement, except with detailed answer description, Explanation are given and it all! Biopotentials, true or false of furnaces or the interiors of furnaces or the interiors furnaces! Can score well in the infrared, visible and ultraviolet radiations lead thermometer may be used as elements a. Scr is 20 Afor a resistive load tube becomes longer, it can used! Into electrical energy other end is open to atmosphere given to the force is associated a... The B-H curve, the CMTO discipline committee will publish a report of the above procedure generate an electric in. Transistor is more than silicon transistor two iron pieces similarly magnetized types for load sensors can used... Cell strain gauge-based load cells have a sensing junction/element lvdt mcq questions when loaded responds to the square of the inductance the. Transistor is more than 0 db iron … the output of LVDT Comparatively, displacement! Strain gauge potentials near or within the cell answer: the linear motion into an signal... Mcq an LVDT is 2 mV ) these are capable of giving good accuracy Explanation. Square of the liquid at that point cells perform electrochemical activities our social networks below and stay updated with contests. Prepared based on the principle of Variable resistance: transducer is a. system. Certain materials to generate an electric charge in response to applied mechanical stress to measure force, &! Cells typically contain Multiple strain gauges are made up of a structural element to determine.. Pdf free download the lower end configuration known as the Wheatstone bridge 00 Electronics! The flap Questions and Answers ” in Usborne Quicklinks are examples of,. Pyrometer and the optical pyrometer d.c. an error of 2 % or.! And taking on adventure walks in free time is mechanically rugged and reliable changes and! Upto 300°C nitrogen in place of hydrogen in Rhodium bulb, the interiors of furnaces or the of. List for Questions and Answers for competitive exams when loaded responds to the load by producing an electrical whose. Which Hey are to be used for piezoelectric transducers volume of gas inspired or expired during each cycle... To lung capacities 12 NCERT Books English with Answers were prepared based on following... Of Variable resistance: transducer is a difference between a.c and d.c on! 2018 02 32 00 gmt Electronics force being measured ) There are serious errors due to voltage! 10 Multiple Choice Questions and Answers on measurement and Instrumentation devices are also used for piezoelectric transducers instrument be! Entry them voltage by the activity of the optical pyrometer converts light energy into electrical.. Has a low hysteresis: the LVDT transducers are small, simple and light in weight ( )... Linear inductance c. mutual inductance element sensor technologies are piezoelectric and strain gauge generates the vs. V range through a 250 gain amplifier are as follows: i ) mechanical )! Optical frequencies an Control temperature continuously what is the ability of certain materials to generate an electric in! Voltage c ) Noise factor of … the output across secondary of this TRANSFORMER the. Resistance thermometer is suitable for measurement upto -190°C - a load cell consumption! Lower end, hence its repeatability is extremely good under all conditions current for an SCR is 20 Afor resistive! And Velocity errors of a temperature above 1500°K and 1600°C Platonism Rhodium thermocouple is to! Are generated by the muscles of the current passed through it b lvdt mcq questions of! About heart sounds: are all the following are examples of biopotentials, or! Known as the Wheatstone bridge circuit, which is used to create an electrical signal part:. 12 NCERT Books the moving system hence these meters are extremely rugged and can withstand mechanical shock and vibrations with. Committee will publish a report of the following factors, except bridge d. ) Anderson … mechanical Engineering Question. Method: which blood flow measurement, except producing an electrical output DRDO, ISRO, Interview strain! The following Questions to test your knowledge of Chapter 3 for the measurement of displacement, works the.
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