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. 1. Page-2 section-4 Which of the following reasons make water unsuitable to use as a fluid in hydraulic systems? How is tilting action possible in trucks for unloading the gravel material using hydraulic power? The extensive use of hydraulics to transmit power is due to the fact that a properly constructed hydraulic system possesses a number of favorable characteristics: • A hydraulic system eliminates the need for complicated systems using gears, cams, and levers. Air filter, Pressure regulator and Lubricator (FRL unit) 14. 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 same as a hydraulic symbol used for the same function. Air requires no return lines. >Hydro Electric Power Plant; MCQ. Vibratory Hammers (18) Hydraulic Augers (3) Lead Systems (3) Custom Hydraulic Power Units. Answer A 11. Perhaps it would be in order that we clarify our thinking on one point. 2. TheFluidMechanic provides you with Fluid Mechanics MCQ in a structured pattern where all the questions covering the same topic are gathered together. 2. make it so only trained persons can understand the functions. The Following Section consists of Hydraulics and Fluid Mechanics Questions on Physics. 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. When comparing operating cost of hydraulic systems to pneumatic systems, generally they are. The power system of such machines can be described as a) Reciprocating b) Pneumatic c) Hydraulic d) Hybrid View Answer. Air is non-pollutant. Winch Systems (9) Diesel Hammers (23) Showing the single result. the power steering system. C. Linear deformation is small . b) The saturation voltage V CE for germanium transistor is more than silicon transistor. Air Receiver; 13. But a basic hydraulic oil does not like heat and is best run at about 55degC. Anna University. Fluid power is the use of fluids under pressure to generate, control, and transmit power. A hydraulic fluid is quite a basic oil with a bit of anti-wear additive and a few other additives to handle water, air, etc. a. water b. oil c. non-compressible fluid d. all the above View Answer / Hide Answer. The power system of such machines can be described as a) Reciprocating b) Pneumatic c) Hydraulic d) Hybrid View Answer. HkW = 4500 × 1500 2298. 2. Where can you look on your car to see a good example of a basic piston-driven hydraulic system? no air bubbles. Hydraulics And Fluid Mechanics MCQ question is the important chapter for a Mechanical Engineering and GATE students. power is pressurized liquid or gas in a closed system. (d) d.c. motors. Fluid mechanics provides the theoretical foundation for hydraulics. Take the Quiz and improve your overall Physics. The unit of surface tension is (A) N/m (B) N/m 2 (C) N/m 3 (D) N-m. Applications of Hydraulics and Pneumatics - MCQs with Answer... Design of Pneumatic Circuits - MCQs with Answers. Resistance to shear stress is small . Like our Facebook page to unlock the pdf file. Is incompressible. University. 4. Most hydraulic circuits: a) Operate from a central hydraulic power unit b) Use air-over-oil power units c) Have a dedicated power unit Engg. It explores the energy consumption, existing practices, and the latest technological developments. b. Interrupts the ignition system action c. De meshes the sun gear Ans: b. Is incompressible . (b) Rankin cycle. Hydraulic Pumps, Motors and Actuators; 9. Home MCQ Fluid Mechanics Hydraulics Multiple Choice Questions and Answers ... 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Most hydraulic circuits: a) Operate from a central hydraulic power unit b) Use air-over-oil power units c) Have a dedicated power … Take the Quiz and improve your overall Physics. 10. The fluid used in hydraulic actuator is highly incompressible so that pressure applied can be transmitted instantaneously to the member attached to it. 1 and 3 b. 7. Compressed air is used to do mechanical work to produce motion & to generate forces. For the same example problem of pressure and flow rate, this becomes. This would make it easy for you if you are searching for multiple choice questions covering a specific topic. The Following Section consists of Hydraulic Machines Questions on Physics. Mecahanical Engineering; Electrical Engineering; Electronics Engineering; Civil Engineering; Hydraulics and Fluid Machines - Hydraulics and Fluid Machines objective type questions and answers. Which of the following is dimensionless..... A. Dr. Hussein Majeed Salih Fluid Machinery Chapter One Dynamic action of fluid . 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. Vibratory Hammer … Fluid power system includes a hydraulic system (hydra meaning water in Greek) and a pneumatic system (pneuma meaning air in Greek). a) Air b) Water c) Oil d) Fluids. a) Fluid b) Electrical c) Mechanical d) Thermal Air is explosive. 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. The most common hydraulic fluid is: mineral oil. The basic requirement for a hydraulic system is fluid. (d) Dual cycle. Fluid power systems play a critical role in many industries, and are one of the three major forms of power transmission along with electrical and mechanical power systems. are shapeless substances that take the shape of their containers; they can be liquids or gasses. Pneumatic systems require low maintenance and have long operating lives. Please sign in or register to post comments. Control System MCQ Ele. Page-1 section-3 Hydraulic systems are capable of moving heavier loads and providing greater force than pneumatics, but pneumatics technology is cleaner. Mecahanical Engineering; Electrical Engineering; Electronics Engineering; Civil Engineering; Hydraulics and Fluid Machines - Hydraulics and Fluid Machines objective type questions and answers. 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. © Copyright 2016. air bubbles. 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