When the downstream water level rises over the weir crest, it is called submerged weir. In a signal flow graph, a forward path originates from the input mode and terminates at output mode without encountering any mode more than once. The pressure caused on the walls of a pipe due to a fluid at rest inside the pipe or due to the flow of a fluid parallel to walls of the pipe is called static pressure. Any obstruction of a streamflow over which water flows is weir. What parameters influence the tool life ? However in some years discharge in the river may be more than % availability discharge and some extra power known as secondary power can be generated. What is inviscid fluid ? 70. A machine is a mechanism but here we are concerned with forces to be transmitted and it is used to modify mechanical work. 34. Corliss valve reduces condensation, provides independent control on admission, cut off, release and compression, and reduces driving power requirements. Earlier students use to consider few options after cracking gate exam such as scientist or a professor but nowadays the scenario has changed and scope has widen up. Errors give the difference between the measured-value and the true value, Accuracy of a measurement system is measured in terms of error. Mechanical Engineering Interview Questions and Answers Book pdf – The branch of Mechanical Engineering has always been an evergreen favorite among students who have taken up Engineering as their desired field of study. What is the value of coefficient of friction for ball bearing ? Due to uneven extension and contraction of belt. What is order of the system. ; As you practice more SSC JE previous year question papers, you can find a successful strategy for you. If you have a degree or diploma in mechanical engineering. What is the maximum efficiency of power transmission through a pipe ? What is boundary layer ? When the downstream water level rises over the weir crest, it is called submerged weir. It decreases. (2) Variable conversion (or) transducer element 2. Home » BASIC MECHANICAL ENGINEERING Interview Questions » Mechanical Engineering Interview Questions Answers PDF. 66. Specific speed of a turbine is 800. A study of error helps in finding the reliability of the results. A bearing in which hydrodynamic pressure is generated due to rotation of jour¬nal is called… ? Acces PDF General Mechanical Engineering Question And Answers General Mechanical Engineering Question And Answers Yeah, reviewing a book general mechanical engineering question and answers could amass your close associates listings. They are orthogoial everywhere in the flow field. It is the frictionless fluid. Subscribe to our mailing list and get interesting stuff and updates to your email inbox. Your email address will not be published. 65. What is the difference between boundary lubrication and fluid film lubrication ? 76. 77. (i) annual loss of revenue on account of power head lost due to friction. What is the number of degrees of freedom constrained in each case by the kinematic pairs. If discharge head is required as 8 kg/cm2, what should be diameter of impeller. 5. Ans: (i) Revolute pair—single degree of freedom. 99. (4) Data transmission element 40. Define Reynold’s law of similitude ? Mention the function of intermediate stage in a generalised measurement system. At turbine rotor exit. What is the difference between lower pair and higher pair ? Flow in which adjacent layers mix continuously, so that the flow pattern is unsteady, full of eddies, and apparently without any mathematically expressible regularity. Mechanical Engineering questions and answers with explanation for interview, competitive examination and entrance test. 28. What is meant by precision ? Fully solved examples with detailed answer description, explanation are given and it would be easy to understand. Centre of gravity of body should be located below metacentre. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced. The order of the system is the order of the highest derivative of the ordinary differential equation with constant coefficients which defines the system mathematically. How the stability of empty ship increased. Hydraulic Machines PART 1 Nuclear Power Plants PART 1.   6. A primary transducer senses a physical phenomena and converts it to an analogous output. . UPPSC AE Previous Year Question Papers get read and then get great score your written Examination hall. Hydrodynamic pressure developed in the lubricant. The methods you need to use to answer these questions are not obvious, and working out how to answer the question is the difficult part. 89. It controls the piston position for cut off of steam, for release of steam and compression position for steam in cylinder. It is the square root of ratio of inertia force to gravity force. 63. If jet ratio for a pelton wheel is 12 then number of buckets should be …. Phase margin and gain margins are the measures of relative stability. Branches are Civil Engineering, Mechanical Engineering, Electrical Engineering, Electronics & Communication Engineering. (i) Sensing and converting the input to a convenient and practicable form. Some of the best mechanical engineers have been creating things their entire lives. (3) Variable manipulation element 1. Stilling basin is transitional energy dissipating structure to avoid the damaging process by a highly accelerated spilled water. In steady flow the velocity at a given point does not change with time whereas in unsteady flow it changes with time. On what factor the size of cam depends ? Turbulent flow is characterised by random and erratic movements of fluid particles resulting in formation of eddies. (function() {var script=document.createElement("script");script.type="text/javascript";script.async =true;script.src="//telegram.im/widget-button/index.php?id=@allexamreview";document.getElementsByTagName("head")[0].appendChild(script);})(); 55. Bad answer: “Relaxing on a beach in Maui,” or “Doing your job.” There’s really no right answer to this question, but the interviewer wants to know that you’re ambitious, career-oriented, and committed to a future with the company. 36. Pycnometer is used to measure specific gravity of the liquid. The axes of spin, precession, and applied gyroscopic torque are contained in two planes perpendicular to each other, and planes of spin, precession, and applied gyroscopic torque in the three planes perpendicular to one another. What type of turbine is this ? 96. Please send me my email address, please send me question&answers of mechanical engineering in pdf format…i need it, send me the all mechanical engineering interview question and answer, Yesterday my interview so send me immediately. As the questions for the interview is not fixed, it solely depends on your luck that day. Whether Bernoulli’s equation is applicable for streamline straight and rotational flows ? For what type of flow, the streamlines, pathlines and streaklines are virtually identical ? ? e.g. Name the three stages of a generalised measuring system. 35. Why thin-plate orifice is frequently recommended for flow measurement in most of the cases ? SHM. 47. It's your chance to introduce your qualifications, good work habits, etc. Inversions are different mechanisms obtained by fixing different links in a kinematic chain but keeping relative motions of links unchanged with respecat to one another. In boundary lubrication condition the ratio of thickness of lubrication film to surface roughness (CLA value) is less than 1 and for fluid film lubrication condition this ratio is greater than 5 and less than 100. Two geometrically similar flow systems subject only to friction and inertia forces are dy¬namically similar if both have the same ‘Reynolds’ number. GATE Previous Years Papers [PDF] – GATE 2021 score is valid for three years from the date of announcement of the results. 10. There is no flow across the stream line. Then flow = area of hydrant x. Posted … General interview questions for freshers you should prepare: Like every job interview, fresher mechanical engineers are asked some common interview questions related to their background, hobbies, strengths, and weaknesses. Irrotational flow. Name various functional elements of an instrumental system ? my e-mail id: lavanyalaavirao@gmail.com. 12. A stagnation point is one at which velocity is zero. What is the difference between basic kinematic chain and compound kinematic chain ? 79. Examples of Mechanical Engineering Interview Questions & Answers- General Questions. What is the materials of jib and cotter joints? (iii) Presenting the processed measured variable in quantitative form. It is proportional to the square root of the distance from the leading edge. Mechanical Engineering Interview questions and answers 1. Explain the second law of thermodynamics. How laminar boundary layer thickness varies on a flat plate ? Title: Aptitude Test PDF 2019/20 | Free Questions & Answers Author: Andrea Subject: Download free Aptitude tests, questions & answers written by experts. in branch other than these four branches can also attend this exam choosing any of the above four papers. Where should centre of gravity of a body lie for it to float in stable equilibrium ? What is the relationship between (i) axes of spin, precession, and applied gyroscopic torque and (ii) in between their planes ? 44. PART 1, Compressors, Gas Turbines and Jet Engines  Boundary layer is the fluid layer in the neighbourhood of a solid boundary where the effects of fluid friction are predominant. 30. It is the ratio of total pressure change in the rotor to that in the stage. 38. Eight times. What is the purpose of D-slide valve in steam engines ? Why do you want to leave your current job? 81. What are the requirements of a control system ? What is the criteria for a chain to be constrained ? What is the difference between spillway and siphon spillway ? In hydrostatic bearings lubricant is supplied at a high pressure to a pocket in the bearing. A system is said to be stable if the output of a system after fluctuations, variations or oscilla-tions, settles at a reasonable value for any change in input. 13. Mechanical Engineering Objective MCQ Pdf, It is helpful for UPSC ESE, GATE, SSC JE, RRB JE, TNPSC AE and all kind of Mechanical Engineering examinations. It is the line which shows tne variation of piezometric head. What keeps the shaft in floating condition in hydrodynamic journal bearing ? What is the ratio of damping coefficient to critical damping coefficient called ? 0.25 marks will be deducted for every wrong question. ; Paper 1 will be of 200 marks and paper 2 will be of 300 marks. Spillway is an essential part of a large dam and provides an efficient and safe means of releasing flood water that exceeds the design capacity of the reservoir. 19. Exploring a candidate's history with engineering can reveal their passion for the field, even if they were using household items as a child to build something small. Steady flow. (ii) Processing/manipulating the measured variable. What is the criterion to determine the economic diameter of penstock ? Practice free Aptitude tests & get tips, guides and fully worked solutions. Take the Quiz and improve your overall General Knowledge. Momentum. A chain is constrained if no. In run-of-the river schemes which are generally designed for % availability of water, the firm power would be available for at least % of the years during the life of the scheme. Define the term stability of a feed back control system ? This is just one of the solutions for you to be successful. What is meant by relative stability ? 53. This is necessary to provide completely constrained motion. During the act of measurement the measuring instrument takes energy from the signal source or measured medium and thus the signal source is altered. 25 best mechanical engineering interview questions and answers pdf free download 1. of binary joints and half of number of higher pairs is equal to 3/2 of no. As understood, achievement does not suggest that you have Sir plz send me the pdf of 200 Mechanical Engineering Questions & answers in krsandipdutt@gmail.com.Plz,all your q&a are so important to me.plz send me soon.thats great regarding to you for your great work.THANK YOU Reaction turbine. So instead of sharing your dream for early retirement, or trying to be funny, give them an answer that 51. 98. This static pressure is measured by inserting a pressure measuring tube into the pipe carrying the fluid so that the tube is at right angle to the fluid flow path. Precision is defined as the ability of instrument to reproduce a certain set of readings within a given accuracy. What are the three functions served by a surge tank in a hydro plant ? The three functions served by a surge tank are What is the difference between steady and unsteady flow ? It is recommended because of its high accuracy, low cost, and extreme flexibility. General Knowledge (GK) General Knowledge (GK) IQ ... Professional Mechanical Engineering Interview Questions & Answers: Download Interview PDF . What is the difference between weir, and submerged weir. 85. 87. Under what condition the thickness of thermal boundary layer and hydrody-namic boundary layer is same ? Multiple choice practice questions on topics such as Thermodynamics, Hydraulics & Pneumatics, Heat Transfer,Theory of Machines, Material Science, Manufacturing Processes, Fluid Mechanics etc. 5. Damping factor. Mechanical Reasoning 10 Logical Reasoning 10 PRACTICE APTITUDE TESTS . Send me all the mechanical engineering questions and answers in pdf format,please, Send me all questions and answers .it’s very useful to get placed, Kindly send me some basic questions in field of mechanical enginnering, Please send me all pdf of mechanical engineer questions and answers on email, Your email address will not be published. Copyright 2020 , Engineering Interview Questions.com, Mechanical Engineering Interview Questions Answers PDF. What is the purpose of Corliss valve in place of D’-slide valve in steam engine ? PART 1  UPPSC AE Mechanical & Civil Sample Papers for PDF and UPPSC AE Model Answer … Engineering Mechanics PART 1 . (6) Data presentation element The head loss in a fully developed laminar flow in a circular pipe due to friction is directly proportional to … ? Navier stokes equation represents the conservation of which quantity ? (ii) They are used in the calculation of gain margin and phase margin. NDDC Scholarship Past Questions for MECHANICAL ENGINEERING...The NDDC Scholarship Test Past Questions And Answers for MECHANICAL ENGINEERING is available What is the name of nondimensional group for ratio of inertia force to gravity force. 46. What is Bode plot ? (ii) The plot of phase angle in degrees (on linear scale) vs. frequency co (on log scale). What is the difference between a machine and a mechanism ? Define the degree of reaction of a turbomachine. 73. At constant diameter, head is proportional to (flow)2. 11. 83. In a kinematic pair, if the elements have surface contact when in motion, the pair is called lower pair and if elements have line or point contact the pair is called higher pair. relatively straightforward. Explain the difference between laminar flow and turbulent flow. 24. It also works as a pressure relief valve for the upstream pipe during the turbine shut off. Stability, accuracy and speed of response are the three requirements of control system. 1. BASIC MECHANICAL ENGINEERING Interview Questions, Amplify signal without affecting its waveform, Remove unwanted noise signals that tend to obscure the input. 16. State law of conservation of momentum ? Culverts are built at the points of lowest valley to pass water across the embankments of highways or railroads. MECHANICAL ENGINEERING Questions Answers PDF :: 51. Square of mean velocity. It can be measured by allowing the flow of water from a hydrant and noting down the horizontal distance (x) where jet strikes the ground and the vertical distance (y) of outlet from ground. ... All students, freshers can download Mechanical Engineering quiz questions with answers as PDF files and eBooks. The Bode plot consists of two plots namely. Most Important 200 Mechanical Engineering Interview Questions & Answers PDF . I.C. 84. When a plate slides over a parallel plate, what is the relationship between vis¬cous force and the lubricant thickness ? 9. For fully developed flow through a pipe, what is the ratio of maximum to average velocity ? (iii) Screw pair—one degree of freedom. What is the hydraulic-grade line ? 7. This is the dreaded, classic, open-ended interview question and likely to be among the first. Under what condition the thermal boundary layer thickness will be equal to the hydrodynamic boundary layer thickness ? Under same flow conditions the friction head loss increases as the size change to the 4.8th power. What is the criterion for determining economic diameter of power tunnel ? Define primary and secondary transducers ? 14. Explain the difference between rotational and irrotational flow. For it, dv/dx = du/dy. This is the mechanical engineering questions and answers section on 'Engineering Mechanics' with the option for disscussion in forum , usefull for competitive examination and entrance test like GATE ESE PSU. Compressors, Gas Turbines and Jet Engines PART 1 . Mechanical Engineering Interview Questions And Answers in pdf.visit for more Mechanical Engineering Interview Questions And Answers to download in pdf format. At constant head, capacity is proportional to d25. UPPSC AE Previous Question Papers for Uttar Pradesh Public Service Commission (Assistant Engineer) Combined State Engineering Services Examination PDF with Answer Sheet mentioned below the page. 50. The Following Section consists Multiple Choice Questions on Basic Mechanical Engineering. In rotational flow the vorticity is non zero and in irrotational flow it is zero. (i) flow regulation – act as a reservoir for acceptance or delivery of water to meet requirements of load changes. (1) Primary sensing element 95. Ans: Yes. Capable of doing other conditioning like differentiation/integration, A/D conversion etc. Interview questions discussed here are from the engineering curriculum. 97. Distinguish between the shear center and elastic center. general-mechanical-engineering-question-and-answers 1/2 Downloaded from angelos02.dev.adzuna.ca on December 3, 2020 by guest [EPUB] General Mechanical Engineering Question And Answers Recognizing the showing off ways to get this books general mechanical engineering question and answers is additionally useful.

general mechanical engineering questions with answers pdf

Another Word For Strong-minded Woman, Chow Chow Kootu Kerala Style, Customer Service Cover Letter, How Fast Does Rosemary Grow, Sweets In The 1800s, Goblin Netflix Cast, Italian Packaged Snacks, Splunk Search Tutorial, Amy's Bowls Pesto Tortellini Calories, Black Hills Hiking Map, Leadership In Tqm Case Study, Seaweed Salad Ingredients,