Which fluid is used in hydraulic power systems? Explanation: Pneumatic system are the systems in which the control action is mainly controlling the flow of air and mostly do not exceed 1 hp where hp is the horse power unit of power. 1. Learn Hydraulics And Fluid Mechanics MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. the power steering system. more expensive to operate. 2. Hydraulics and Fluid Mechanics MCQ Practice Tests - Set 34 MCQ Fluid Mechanics Edit Practice Test: Question Set - 34. power is pressurized liquid or gas in a closed system. 10. Fluid power circuits use schematic drawings to: simplify component function details. B. Fluid pressure is zero. Take the Quiz and improve your overall Physics and Engineering Hydraulic systems are capable of moving heavier loads and providing greater force than pneumatics, but pneumatics technology is cleaner. synthetic fluid. Mecahanical Engineering; Electrical Engineering; Electronics Engineering; Civil Engineering; Hydraulics and Fluid Machines - Hydraulics and Fluid Machines objective type questions and answers. We provide you the latest 100 MCQ questions and answers on the valves used in the refineries, Oil and gas, and power plants. Pneumatic systems require low maintenance and have long operating lives. Home MCQ Fluid Mechanics Hydraulics Multiple Choice Questions and Answers ... MCQ Masonry Design MCQ MS Excel MCQ MS Word MCQ Network Theorems MCQ Networking MCQ Nuclear Power MCQ Ohm's Law MCQ Operating Systems MCQ Parallel Circuits MCQ Passive Filters MCQ Plant Design MCQ Polyphase Ind Motors MCQ Power Generation MCQ Power Plant MCQ Process Control MCQ Production Engg MCQ Railway Engg MCQ … (c) Pneumatic system: A system that uses compressed air for power generation & transmission of force is called as the pneumatic system. Air requires no return lines. 3. Engg. Do you know that the difference between these two lies in the medium use to transmit the power? Fundamentals of Fluid Power System - Mechanical Engineering (MCQ) questions and answers. Multiple Choice Question (MCQ) of Electronics page-17:241. This set of Control Systems Multiple Choice Questions & Answers (MCQs) focuses on “Hydraulic Systems”. Hydraulics and Fluid Mechanics Questions :-1. Hydraulics And Fluid Mechanics MCQ question is the important chapter for a Mechanical Engineering and GATE students. ANSWER: d. all the above. The properties of a mineral-based fluid depend on the additives used, the quality of the original crude oil and the refining process. Vibratory Hammers (18) Hydraulic Augers (3) Lead Systems (3) Custom Hydraulic Power Units. Hydraulic Elements in the Design of Circuits - MCQs with Ans... Fluid Power Actuators - 4 - MCQs with Answers, Fluid Power Actuators - 3 - MCQs with Answers, Fluid Power Actuators - 2 - MCQs with Answers, Fluid Power Actuators - 1 - MCQs with Answers, Hydraulic System and Components - 6 - MCQs with Answers, Hydraulic System and Components - 5 - MCQs with Answers, Heat Transfer - Radiation & Heat Exchangers, I.C. By way of example, if a rig-pumping system was producing 1500 GPM flow rate at 4500 psi, ... which due to inefficiencies discussed later, will be higher than the actual hydraulic fluid output power as would be expected. Heavy lifting work is often accomplished by shifting fluids in big machines. If fluid viscosity can be maintained in the optimum range, typically 25 to 36 centistokes, the overall efficiency of the hydraulic system is maximized (less input power is given up to heat). Materials MCQ Ele. Explanation: Pneumatic system are the systems in which the control action is mainly controlling the flow of air and mostly do not exceed 1 hp where hp is the horse power unit of power. This means that under certain conditions, the use of a multigrade oil can reduce the power consumption of the hydraulic system. a) Fluid b) Electrical c) Mechanical d) Thermal Is incompressible . 145 psi c. 12.5 psi d. 145 x 10-6 psi View Answer / Hide Answer. Hydraulic Elements in the Design of Circuits - MCQs with Ans... Fluid Power Actuators - 4 - MCQs with Answers, Fluid Power Actuators - 3 - MCQs with Answers, Fluid Power Actuators - 2 - MCQs with Answers, Fluid Power Actuators - 1 - MCQs with Answers, Hydraulic System and Components - 6 - MCQs with Answers, Hydraulic System and Components - 5 - MCQs with Answers, Automobile Engineering - Rear Axle Assembly, Front Axle & Steering System, Automobile Engineering - Clutch, Gear box, Propeller Shaft & Universal Joint, Theory of Machines - Vibrations, Cam and Follower, Governor, Gyroscope, I.C. Three common varieties of hydraulic fluids found on the market today are petroleum-based, water-based and synthetics. Why is fluid power preferred in mobile vehicles? Which of the following statement is true? Ans: d. 2. D. Specific gravity View Answer. With hydraulics, the fluid is a liquid (usually oil), whereas pneumatics uses a gas (usually compressed air). Share. All Rights Reserved. Engines - Ignition, Combustion and Combustion Chambers, Theory of Machines - Friction Clutches, Breaks, Dynamometer, Mechanical Engineering test questions for exams and entrance test, Theory of Machines - Static and Dynamic Force Analysis, Balancing. It generates forces & transmits motion using hydraulic fluids. The primary reason for low power factor in supply system is due to installation of (a) induction motors. The report by Transparency Market Research offers insights into both size and economic impact of the global fluid power systems market and its affiliated industries. Give it a shot! © Copyright 2016. Fluid power is the technology that deals with the generation, control and transmission of forces and movement of mechanical element or system with the use of pressurized fluids in a confined system. Which of the following is dimensionless..... A. 1. The units of dynamic or absolute viscosity are (A) Metres² per sec (B) kg sec/meter (C) Newton-sec per meter (D) Newton-sec² per meter. Answer C 12. Related documents. Hydraulic power, also called Fluid Power, power transmitted by the controlled circulation of pressurized fluid, usually a water-soluble oil or water–glycol mixture, to a motor that converts it into a mechanical output capable of doing work on a load.Hydraulic power systems have greater flexibility than mechanical and electrical systems and can produce more power than such systems of equal size. 2. 4. (c) single phase motors. Helpful? ANSWER: a. Correct Answer. The term “hydraulic fluid” is a general term that would refer to any fluid used in a hydraulic system. Fluid power is a term describing hydraulics and pneumatics technologies. In hydraulic fluid power systems the fluid is oil, or less commonly water, while in pneumatic fluid power systems the fluid is air. (c) Brayton cycle. Page-2 section-7 Thank you for your cooperation." © Copyright 2016. Every hydraulic professional knows the importance of hydraulic fluids in any hydraulic system. Page-1 section-3 Fluid power sensors from SICK perform measurement tasks in pneumatic and hydraulic systems – intelligently, flexibly and reliably. 2.Pressure of 1 bar is equal to a. 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. Hydraulic system is always a __. 14.5 psi. b. Interrupts the ignition system action c. De meshes the sun gear Ans: b. Mecahanical Engineering; Electrical Engineering; Electronics Engineering; Civil Engineering; Hydraulics and Fluid Machines - Hydraulics and Fluid Machines objective type questions and answers. Energy is the ability to do work, and pneumatic and hydraulic systems are used to transmit power needed to carry out a given task. (b) synchronous motors. Detergent oils have the ability to emulsify water, and disperse and suspend other contaminants such as varnish and sludge. Please sign in or register to post comments. FLUID MACHINERY Third Year – Power Engineering Electromechanical Engineering Department Lecturer Dr. Hussein Majeed Salih . This keeps components free from deposits but means that contaminants are not … Also, we give you the chance to find the highlights for the topic you are searching for. Reservoir / Oil Tank . 10. Automobile Engineering MCQ Book pdf free download: Automobile Engineering Important Multiple Choice Questions with Answers pdf file free download . This set of Control Systems Multiple Choice Questions & Answers (MCQs) focuses on “Hydraulic Systems”. The use of these fluids is approved by most major hydraulic component manufacturers. Fluid mechanics provides the theoretical foundation for hydraulics. C. Specific speed . Hydraulics & Fluid Machineries MCQ with detailed explanation for interview, entrance and competitive exams. air bubbles. 1. solid . power is pressurized liquid or gas in a closed system. Hydraulics And Fluid Mechanics MCQ question is the important chapter for a Mechanical Engineering and GATE students. Hydraulic Pump. Hydraulic System Components And Hydraulic Circuit 1. Oil hydraulic systems are used in high load applications and accurate speed control or positioning is required. 2. Petroleum-based or mineral-based fluids are the most widely used fluids today. a) closed loop system b) open loop system c) open or closed loop system. Compressed air is used to do mechanical work to produce motion & to generate forces. 14.5 psi b. Fluid power circuits use schematic drawings to: a) Simplify component function details b) Make it so only trained persons can understand the functions c) Make the drawing look impressive d) Make untrained person to understand View Answer. HPSI Hydraulic Power Systems. Structural Analysis Objective Type Questions and Answers - Set 01. In many cases, however, mechanical and electrical methods cannot provide a practical power transmission solution. The basic requirement for a hydraulic system is fluid. 4. Winch Systems (9) Diesel Hammers (23) Showing the single result. Get a Quote . How is tilting action possible in trucks for unloading the gravel material using hydraulic power? 1. Note: "As 5000 free distribution is over, now this content is locked. Answer Explanation ANSWER: all of the above. Is highly incompressible so that pressure applied can be described as a fluid in hydraulic actuator is pushed.! 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