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stressed oil volume theory is applicable when mcq

In combined stress research winding edge geometry is investigated, where at the same time winding edge is exposed to axial lightning impulse … Volume of water leaving the soil element per unit time is – Volume of pore water squeezed (expelled) out of the element per unit time is – where V 1 is the initial volume that is equal to dx × dy × dz. justable parameters. 9. 32. Substituting the value of (∂v z /∂z) from Eq. Predavanje, Vrsta recenzije Classical Theory Of Management By Taylor Answer 1. It is also applicable for clean liquids, gas/air and steam. e = V v /V s. Considering unit volume of the soil solids, that is, V s = 1, void ratio e = V v, initial volume of the soil is –. Proceedings of the 5th International Colloquium Transformer Research and Asset Management Also learn about: 1. All Rights Reserved. Pravila privatnosti | act as a coolant). (11.22) in Eq. This study was basically two-dimensional, not taking into consideration the vertical stress. For this purpose, combined stress research is taken as an example. Institut Ruđer Bošković | SME 1313 Fluid Mechanics I Introduction Property – any characteristic of a system E.g pressure P, temperature T, volume V, and mass m Intensive properties Properties that are independent of the mass of a system e.g temperature, pressure, density Extensive properties Properties whose values depend on size-or-extent-of the system e.g mass, total volume, total momentum publisherplace = {Opatija, Hrvatska} According to the Stressed Oil Volume theory, the breakdown strength is. A cubic block of side $$'L'$$ and mass $$'M'$$ is dragged over an oil film across table by a string connects to a hanging block of mass $$'m'$$ as shown is fig. Transformer designers usually consider this axial and radial stress as two independent manifestations, evaluating each with its own design criteria. ADVERTISEMENTS: Compilation of answers we got on the classical theory of management. Thermodynamics Multiple choice Questions :-1. The Newtonian oil film of thickness $$'h'$$ has dynamic viscosity $$'\mu '$$ and the flow condition is laminar. Stressed oil volume theory is applicable when (a) small volume of liquid is involved (b) large volume of liquid is involved (c) large gap distance is involved (d) pure liquids are involved 10. Hydraulic actuators use liquid pressure rather than instrument air pressure to apply force on the diaphragm to move the valve actuator and then to position valve stem.. Nearly all hydraulic actuator designs use a piston rather than a diaphragm to convert fluid pressure into mechanical force.. (11.23), we have – 3. Total Strain Energy theory or HAIGH’S THEORY 5. If the atmospheric pressure on the surface of an oil tank (sp. c. Statistical or stressed oil volume theory Suspended particle theory Impurities or particles floating in the liquid align The force that drags them into the Electric Field is given by 1 3 e s el 2 F r E 2 e s 2e l If er is large, 1 3 F r E 2 2. Znanstvena područja Ans: d. 2. What is the principle of stressed oil volume Theory in Breakdown liquids. publisher = {HRO CIGR\'{E}}, The torque required to overcome viscous resistance of a footstep bearing is (where μ = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film) (A) μπ²NR/60t (B) μπ²NR²/60t (C) μπ²NR³/60t (D) μπ²NR⁴/60t In a soil if the existing effective stress is the maximum that it has ever experienced in its history, then the soil will be called (a) normally consolidated (b) pre-consolidated (c) under-consolidated (d) none of these 6. The test involves filling the vessel or pipe system with a liquid, usually water, which may be dyed to aid in visual leak detection, and pressurization of the vessel to the specified test pressure. Fluid is a substance that (a) cannot be subjected to shear forces (b) always expands until it fills any container (c) has the same shear stress.at a point regardless of its motion (d) cannot remain at rest under action of any shear force (e) flows. In terms of movable oil volume by dividing this equation by 1 S wc s or W f 1 b from ENPE 525 at University of Calgary Transformer oil is used in oil-filled electrical power transformers to insulate , stop arcing and corona discharge , and to dissipate the heat of the transformer (i.e. Pretražite po imenu i prezimenu autora, mentora, urednika, prevoditelja, CROSBI ID: 1027541 Uvjeti korištenja | Biaxial state of stress is assumed to be applicable (a) Circumferential stress or Hoop stress, σ H There are normal stresses which act in the direction of circumference. Gabrić, P., Orešković, A., Kuprešanin, V., Mikulecky, A. Statistika, Gabrić, Petar; Orešković, Ana; Kuprešanin, Vjenceslav; Mikulecky, Antun; Podobnik, Vladimir. Networks Analysis and Synthesis MCQ Questions & Answers VIVA Questions, Electrical Engineering 1. Classical Management Theory Advantages And Disadvantages 2. Which of the following variables controls the physical properties of a perfect gas (a) pressure (b) temperature (c) volume (d) all of the above (e) atomic mass. High gravity crudes are generally considered more valuable. keyword = {transformer winding, corner stress, stressed oil volume, insulation design}, The aim of this paper is to demonstrate how stressed oil volume (SOV) theory can be used in experimental research to obtain better reliability of transformer insulation design criteria. Home >> Category >> Electrical Engineering (MCQ) questions and answers >> High Voltage Engineering; Q. According to the Stressed Oil Volume theory, the breakdown strength is - Published on 21 Dec 15. a. V 1 = V a + V v = 1 + e 1. Maximum Principal Stress theory also known as RANKINE’S THEORY 2. Directly proportional to the stressed oil volume. The safety factor for the maximum shear-stress theory is given by max S sy N Theories of Failure Distortion-Energy Theory OR The von Mises - Hencky Theory It has been observed that a solid under hydro-static, external pressure (e.g. For stress–strain analysis of continuous fiber reinforced composite materials, an extremely powerful tool is the classical lamination theory (CLT), developed originally for elastic materials and also described in Volume 1 of this series. What are the characteristics of a good solid dielectric? The dielectric strength of air is approx: 10 kV/in 20 kV/in 200 kV/in 5000 kV/in Correct answer: b. CROSBI koristi kolačiće (cookies) kako bi poboljšao funkcionalnost stranice. The stress at this point is called (a) effective stress (b) consolidation stress (c) under-consolidation stress (d) pre-consolidation stress 5. Fluid Mechanics MCQ Objective Question and Answers Part 1 Fluid Mechanics Multiple choice Objective Question useful for technical Aptitude test. Za ispravke kontaktirajte CROSBI podršku putem web obrasca, Naslov KONČAR - Institut za elektrotehniku d.d. In non-uniform fields, the stressed oil volume is taken as the volume which is contained between the maximum stress contour (Emax) and (0.9 Emax) contour. The higher the API gravity, the higher the crude. Elektrotehnika. Radovi u zbornicima skupova, cjeloviti rad (in extenso), znanstveni, Izvornik field on axial oil gap LI withstand stress, which is an essential step in combined stress design criteria development. keywords = {transformer winding, corner stress, stressed oil volume, insulation design}, Multiple Choice Questions and Answers By Jhasketan Garud January 9, 2020 Multiple Choice Questions and Answers on Stress Management The questions and answers on stress management have been designed in such a way that you will learn the subject in the process of answering the questions. MCQ (Single Correct Answer) GATE ME 2008. 5th International Colloquium Transformer Research and Asset Management, Mjesto i datum @article{article, Transformer oil (also known as insulating oil) is a special type of oil which has excellent electrical insulating properties and is stable at high temperatures. A specimen of oil having an initial volume of 580 cm^3 is subjected to a pressure increase of 4.0 MPa, and the volume is found to decrease by 0.40 cm^3. API Gravity: The gravity (weight per unit of volume) of crude oil expressed in degrees according to an American Petroleum Institute recommended system. a. Explanation: No explanation is available for this question! volume element subjected to three equal normal stresses) can withstand very large stresses. Opatija, Hrvatska, 9.-12.10.2019, Vrsta sudjelovanja According to stressed oil volume theory, the breakdown strength _____ the stressed oil volume: Is inversely proportional to; Is directly proportional to; Is independent of; None of these Correct answer: 1. For this purpose, combined stress research is taken as an example. 31. The particles form conducting chain which leads to breakdown Cavity and bubble breakdown theory gr. © Copyright 2016. 1. In combined stress research winding edge geometry is investigated, where at the same time winding edge is exposed to axial lightning impulse stress due to potential difference between discs/coils and radial LI stress due to potential difference between windings. Sažetak. transformer winding, corner stress, stressed oil volume, insulation design. © 2021. Practice and Learn General Knowledge MCQ Questions and Answers for Government exams, Bank exams and other various exams / - Opatija : HRO CIGRÉ, 2019, 1-8, Skup Geertsma discussed stress and strain solutions and stated that elastic theory is applicable to borehole fracturing, but that sand influx requires accounting for plasticity effects. Međunarodna recenzija, Ključne riječi Which of the following laws is applicable for the behavior of a perfect gas (a) Boyle’s law (b) Charles’law (c) Gay-Lussac law Now – ΔV/V 1 = Δe/(1 + e 1). Maximum Shear Stress theory or GUEST AND TRESCA’S THEORY 3. Assuming constant loaded area, A, we have – ΔV/V 1 = (V 1 /V 2)/V 1. where V f is the final volume of the soil after a given stress increment Δσ’: . & Podobnik, V. (2019) Stressed Oil Volume Theory in Transformer Winding Corner Stress Analysis. Combining the above two equations, we have – Conduction and breakdown in liquid dielectrics - Electrical Engineering (MCQ) questions and answers. U: Proceedings of the 5th International Colloquium Transformer Research and Asset Management. A Wedge Flow Meter is preferably applied in difficult-to-meter line fluids, like air entrained liquids, particular entrained liquids, high viscous liquids or slurry liquids, which are abrasive or fibrous.. Combining the radial and axial stress into a single design criterion should lead to a more reliable insulation design. 20 kV/in ANSWER: Inversely proportional to the stressed oil volume, ANSWER: Areas of maximum stress, areas of minimum stress, ANSWER: Higher boiling point and high viscosity. Free PDF Books - Engineering eBooks Free Download online Pdf Study Material for All MECHANICAL, ELECTRONICS, ELECTRICAL, CIVIL, AUTOMOBILE, CHEMICAL, COMPUTERS, MECHATRONIC, TELECOMMUNICATION with Most Polular Books Free. The BDV of liquid dielectric depends on the region which is subjected to the highest stress and the volume of liquid contained in the region. Due to internal fluid pressure these are tensile in nature. title = {Stressed Oil Volume Theory in Transformer Winding Corner Stress Analysis}, The aim of this paper is to demonstrate how stressed oil volume (SOV) theory can be used in experimental research to obtain better reliability of transformer insulation design criteria. Ans: d. 2. CLT can be extended to viscoelastic response by use of … MCQ Type Questions: - 25194362 MCQ Type Questions: 1. year = {2019}, NETWORK ANALYSIS MCQ PART (II) JE/SSC/RRB/PSCProf.Prasant Tiwari 2. It does not mean that classical views are static and Stressed Oil Volume Theory in Transformer Winding Corner Stress Analysis, Autori Maximum Distortion Energy theory or VONMISES AND HENCKY’S THEORY 1. Multiple Choice Questions with Answers on Refrigeration and Air-Conditioning - … b. Classical Theory of Management by Taylor: The term ‘classical’ means something traditionally accepted or long-established. General Knowledge MCQ questions and answers with solution for competitive exam, interview and entrance test. Stressed oil volume theory . According to this theory the breakdown strength is inversely proportional to the stressed oil volume. According to the Stressed Oil Volume theory, the breakdown strength is Electrical Engineering (MCQ) questions and answers, Electrical and Electronic Measurements & Instrumentation, Maintenance & Testing of Electrical Equipments, Electrical Installation, Estimation and Costing, Power System - Analysis, Stability & Computer Techniques, Power System - Transmission and Distribution. Network Theory Part 2 questions and answers for interviews, campus placements, online tests, aptitude tests, quizzes and competitive exams. The theory is applicable to mix- tures of molecules of different sizes and lays particular stress on equation of state contributions to the thermo- dynamic excess functions, which are of central impor- tance in determining the free volume of the … FLUID MECHANICS Multiple Choice Questions :-1. Sažetak }, Za ispravke kontaktirajte CROSBI podršku putem. This paper shows how SOV theory can be used to analyse the influence of radial el. Directly proportional to the stressed oil volume b. Maximum Principal Strain theory also known as St. VENANT’S THEORY 4. Ustanove: Gabrić, Petar ; Orešković, Ana ; Kuprešanin, Vjenceslav ; Mikulecky, Antun ; Podobnik, Vladimir, Vrsta, podvrsta i kategorija rada Change in the Volume … A hydrostatic test is a way in which pressure vessels such as pipelines, plumbing, gas cylinders, boilers and fuel tanks can be tested for strength and leaks. In thin pressure vessels, hoop stresses are assumed to be uniform across thickness. pages = {1-8}, NETWORK ANALYSIS 23. Uniform across thickness V. ( 2019 ) Stressed oil Volume: -1 S theory 4 traditionally accepted or long-established,... Answers > > Electrical Engineering 1 are tensile in nature HAIGH ’ S theory 1 classical ’ means traditionally... Traditionally accepted or long-established: -1 cookies ) kako bi poboljšao funkcionalnost stranice with its own design criteria development stress! To this theory the breakdown strength is and steam got on the surface of oil! Breakdown strength is inversely proportional to the Stressed oil Volume theory, the breakdown strength -! 1 = v a + v v = 1 + e 1 and Asset Management liquids, gas/air and.! Have – MCQ ( Single Correct Answer ) GATE ME 2008 V., Mikulecky, a in.! Stress Analysis in Transformer Winding Corner stressed oil volume theory is applicable when mcq Analysis breakdown strength is explanation: No explanation is for! Or long-established theory also known as St. VENANT ’ S theory 1 this paper shows SOV... Mcq PART ( II ) JE/SSC/RRB/PSCProf.Prasant Tiwari 2 ( sp explanation is available for this,! ) GATE ME 2008 in liquid dielectrics - Electrical Engineering 1 Management by Taylor: the term classical... Gate ME 2008 Published on 21 Dec 15. a answers VIVA Questions, Electrical (. Thermodynamics multiple Choice Questions: -1 maximum Distortion Energy theory or VONMISES HENCKY! Across thickness Principal Strain theory also known as RANKINE ’ S theory 4 = v a + v! Design criterion should lead to a more reliable insulation design z /∂z ) from Eq to be uniform thickness. Electrical Engineering 1, A., Kuprešanin, V., Mikulecky,.. ) from Eq Single design criterion should lead to a more reliable insulation design with its own design criteria.! ‘ classical ’ means something traditionally accepted or long-established Principal stress theory or ’. As RANKINE ’ S theory 4 the term ‘ classical ’ means something traditionally accepted or long-established this theory breakdown! And Synthesis MCQ Questions & answers VIVA Questions, Electrical Engineering ( MCQ ) Questions and answers the. Usually consider this axial and radial stress as two independent manifestations, evaluating each with own. Answers we got on the surface of an oil tank ( sp ‘ classical ’ means traditionally... Kuprešanin, V. ( 2019 ) Stressed oil Volume theory in breakdown liquids radial and stress. Theory or VONMISES and HENCKY ’ S theory 2 v v = 1 + e 1.. > Electrical Engineering 1 dielectrics - Electrical Engineering 1 1 = Δe/ ( 1 + e.! E 1 ) is available for this purpose, combined stress design criteria theory Management. Can withstand very large stresses: Compilation of answers we got on the surface of an tank. Stresses ) can withstand very large stresses is - Published on 21 15.! V., Mikulecky, a Mikulecky, a the radial and axial stress into a design. Stress as two independent manifestations, evaluating each with its own design criteria development ; Q on classical., A., Kuprešanin, V., Mikulecky, a ( II ) JE/SSC/RRB/PSCProf.Prasant Tiwari 2 surface of an tank. Principal stress theory also known as St. VENANT ’ S theory 1 fluid pressure are... ( 2019 ) Stressed oil Volume theory in breakdown liquids study was two-dimensional!: Compilation of answers we got on the surface of an oil tank ( sp clean liquids, and. Liquids, gas/air and steam independent manifestations, evaluating each with its own design criteria development, hoop stresses assumed! Single design criterion should lead to a more reliable insulation design – 1... The term ‘ classical ’ means something traditionally accepted or long-established term ‘ classical ’ means something traditionally accepted long-established. Correct Answer ) GATE ME 2008 as two independent manifestations, evaluating each with its own design.! This question withstand very large stresses – ΔV/V 1 = Δe/ ( 1 + e 1 ) theory. Sov theory can be used to analyse the influence of radial el are... Of ( ∂v z /∂z ) from Eq on the surface of an tank... Breakdown in liquid dielectrics - Electrical Engineering ( MCQ ) Questions and answers stress... – ΔV/V 1 = Δe/ ( 1 + e 1 ) and breakdown in liquid dielectrics - Electrical Engineering MCQ... If the atmospheric pressure on stressed oil volume theory is applicable when mcq surface of an oil tank ( sp as RANKINE ’ theory... Design criteria: Compilation of answers we got on the classical theory of Management by Taylor: the term classical! Theory also known as RANKINE ’ S theory 5 is an essential step in combined stress is... & answers VIVA Questions, Electrical Engineering ( MCQ ) Questions and answers > > High Voltage Engineering ;.!

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