Enlist and explain in brief the functions of Hydraulic oil in a hydraulic system

Enlist and explain in brief the functions of Hydraulic  oil in a hydraulic system
by

1 Answer

Answer :

Following are the main functions of hydraulic fluid:

1. To transmit power(basic purpose).

2. To lubricate the moving parts.

3. To seal gaps and clearances between mating components.

4. To dissipate heat generated by internal friction.

5. To prevent rust and corrosion of internal parts.
by

Related questions

Enlist Merits and demerits of Hydraulic system

Description : Enlist Merits and demerits of Hydraulic system

Last Answer : Merits of Hydraulic system  1) We can generate very high pressures in hydraulic system. Due to this nature of hydraulic system we can use this power to lift, hold, press very heavy loads. 2) ... its flash point' 4) Leakage of hydraulic oil during its flow in system causes heavy pressure drops

Enlist different types of traffic island and explain any one in brief with neat sketch.

Description : Enlist different types of traffic island and explain any one in brief with neat sketch.

Last Answer : The different types of traffic island are as follow: (1) Rotary or central islands. (2) Channelising or refuse islands. (1) Rotary or central islands: A traffic island constructed in ... each site of road intersection. A few typical designs of Channelising islands are illustrated below:

Enlist the methods of quarrying and explain any one in brief.

Description : Enlist the methods of quarrying and explain any one in brief.

Last Answer : The process of taking out stones from natural rock beds is known as quarrying of Stones. Methods of Quarrying of Stones: -  1.Digging  2.Heating  3.Wedging  4.Blasting  1. Digging ... Large blocks of stones are obtained by using blasting powder but small blocks are obtained by using dynamite.

Enlist method of ranging and explain any one in brief.

Description : Enlist method of ranging and explain any one in brief.

Last Answer : Ranging The method of establishing intermediate points on a straight line between the two fixed points is known as ranging. It is done before chaining started. It may be done by eye or by using some ... which are nearer to line AB. Repeat same process until points M and N are established.

Enlist various ISO and SAE grades of hydraulic oils

Description : Enlist various ISO and SAE grades of hydraulic oils

Last Answer : The ISO and SAE grades are based on the main property of kinematic viscosity, it ranges from 32 centistrokes to 220 centistrokes. Higher the number of the grade more the kinematic viscosity of the oil.  The letter W indicates that the oil is suitable in cold conditions also.

Enlist the components of computer network. Describe any one in brief.

Description : Enlist the components of computer network. Describe any one in brief.

Last Answer : The components of computer network are: Hub Router Modem Bridge Switches Network Interface Card Cables and connectors Crimping tool LAN tester Explanation ... into analog format so that it can be transferred by using currently available infrastructure. 

Enlist the functions of a Secretary related to an Extra-Ordinary Meeting.

Description : Enlist the functions of a Secretary related to an Extra-Ordinary Meeting.

Last Answer : Enlist the functions of a Secretary related to an Extra-Ordinary Meeting.

Enlist functions of Sill and Lintel

Description : Enlist functions of Sill and Lintel

Last Answer : Functions of Sill: 1. To prevent the exposed masonry wall top from weathering. 2. To support the frame of window / Door. 3. To give good finish to wall openings Functions of Lintel: 1. To transfer the ... to side. 2. It holds chajja. 3. To prevent load on frame. 4. To strengthen the wall.

Enlist the various functions of PPC. Describe: (i) Scheduling (ii) Routing in details.

Description : Enlist the various functions of PPC. Describe: (i) Scheduling (ii) Routing in details.

Last Answer : Functions of PPC: Function related to material selection. Function related to selection of method. Function related to selection of machines and equipment. Routing. * Estimating. Loading ... of operation, machine used, tools and gauges used and standard time for any particular operation.

Enlist any four basic components used in robotics systems also write their functions.

Description : Enlist any four basic components used in robotics systems also write their functions.

Last Answer : Basic components used in robotics system with their functions: 1. Arm: The arm is the part of the robot that positions the end effectors and sensors to do their pre-programmed task. 2. End-effectors ... 6. Drive: The drive is the engine or motor that moves the links into their designated positions.

Enlist the various functions of PPC.

Description : Enlist the various functions of PPC.

Last Answer : Functions of Production Planning and Control (PPC):  [1] Material Function: It includes the specification of materials, delivery dates, variety reduction procurement (Standardization) and make or ... all the factors influencing PPC which helps to identify the weak spots and corrective action.

Define dispatching and enlist four functions of dispatching department.

Description : Define dispatching and enlist four functions of dispatching department.

Last Answer : Definition of Dispatching: It is defined as physical handling over of manufacturing order to the operating faculties through release of orders and instructions in accordance with previously developed plan ... and other document from the shops.  6. Issue of inspection order of each operation.

Enlist any eight components of transit theodolite and write their functions.

Description : Enlist any eight components of transit theodolite and write their functions.

Last Answer : Components of transit theodolite and their functions - Sr.No. Component Function 1 Leveling head  To support the main working parts of the instrument and screws on to a tripod.  ... movement of upper plate.  14 Spindles Inner spindle and outer spindles are coaxial. 

Enlist any four component parts of digital level. State the functions of each.

Description : Enlist any four component parts of digital level. State the functions of each. 

Last Answer : Following are the component parts of Digital Level: 1. Display screen: To show the program going on. It has high resolution. 2.Key Pad- For operating the instrument. 3.Telescope- For ... - Internal focusing is provided, so to observe the object clearly, it is focused with focusing screw. 

What is function of Oil reservoir,Pressure relief valve, Direction control valve and filters in Hydraulic system.

Description : What is function of Oil reservoir,Pressure relief valve,  Direction control valve and filters in Hydraulic system.

Last Answer : (i) Oil Reservoir - To store the Hydraulic oil for the circuit (ii) Pressure Relief Valve- To release the extra pressure whenever not required by system (iii) Direction Control Valve- To ... (iv) Filters- To filter the foreign particle from the oil and to separates submicron level contamination

Give in brief about the functions of the Economic social council. -SST 10th

Description : Give in brief about the functions of the Economic social council. -SST 10th

Last Answer : The Economic Social Council: It co-ordinates the economic and social functions leading to peace building all over the world. It works with the help of a number of specialized ... about economic and social co-operation and cultural interaction for establishment of human rights and freedoms.

What is the hydraulic oil capacity for a 4600 ford tractor?

Description : What is the hydraulic oil capacity for a 4600 ford tractor?

Last Answer : Need answer

What is the difference between hydraulic oil and brake oil?

Description : What is the difference between hydraulic oil and brake oil?

Last Answer : What is the answer ?

Describe essential properties of oils used in oil hydraulic circuits

Description : Describe essential properties of oils used in oil  hydraulic circuits 

Last Answer : 1. Demulsibility: The ability of a fluid that is insoluble in water to separate from water with which it may be mixed in the form of emulsion. Or it is the oil's ability to release ... of a fluid to get compressed and liquids are less compressible. Compressibility is the reciprocal of bulk modulus.

List desirable properties of hydraulic oil.

Description : List desirable properties of hydraulic oil.

Last Answer : Following are the main Properties of hydraulic oil required to fulfill its functions: 1) Stable viscosity characteristics 2) Good incompressibility (High bulk modulus) 3) Good lubricity ... rust and corrosion preventive qualities 9) Minimum toxicity 10) Ready availability and inexpensive

Explain working of Variable Valve Timing and Electronic lift control (VTEC) system. Enlist its advantage and Drawbacks

Description : Explain working of Variable Valve Timing and Electronic lift control (VTEC) system. Enlist its advantage and Drawbacks

Last Answer : Answer: Working of Variable Valve Timing and Electronic lift control (VTEC) system:- VTEC (which stands for Variable Valve Timing and Lift Electronic Control) is an electronic and mechanical system ... 2) Maintenance cost is high 3) Very complex structure required complicated control system.

Enlist any four factors which affect selection of material handling system. Explain which type of material handling system is suitable for: (i) Unloading two wheelers from truck ii) Stacking of pallets in store racks.

Description : Enlist any four factors which affect selection of material handling system. Explain which type of material handling system is suitable for: (i) Unloading two wheelers from truck ii) Stacking of pallets in store racks.

Last Answer : Four Factors affecting Selection of Material Handling System: [1] Adaptability and Flexibility [2] Type of Material to be handled [3] Type of Layout [4] Type of Production [5] ... [11] Cost of installation and handling Suitable Material Handling Devices for Following Activities:

Enlist the operating system tools. Explain any two in detail.

Description : Enlist the operating system tools. Explain any two in detail.

Last Answer : Following are the operating tools: User Management Security policy Device Management Performance Monitor Task Scheduler A) User management: User management includes everything ... routing tables, interface statistics, masquerade connections, and multicast memberships. # netstat -tulpn

Enlist types of operating system. Explain multiprogramming OS in detail.

Description : Enlist types of operating system. Explain multiprogramming OS in detail.

Last Answer : Types of operating system 1.Batch Systems 2.Multiprogramming 3.Multitasking 4.Time-Sharing Systems 5.Desktop Systems 6.Distributed system 7.Clustered system 8.Real Time system: Multiprogramming ... multiprogramming: user can open word, excel, access and other applications in a system.

Enlist types of electrical wiring systems. Explain casing and capping type wiring system.

Description : Enlist types of electrical wiring systems. Explain casing and capping type wiring system.

Last Answer : List the types of Internal wiring in residential installations - 1) Cleat wiring 2) Batten wiring 3) Wooden casing capping wiring 4) PVC conduit wiring 5) PVC casing capping ... less chances of mechanical injury. Future expansion is possible and repairing and maintenance is easily possible. 

List and explain the components of a hydraulic system.

Description : List and explain the components of a hydraulic system.

Last Answer : Components Hydraulic: Hydraulic pump- Supply fluid to the components in the system. Pressure in the system develops in reaction to the load. Hence, a pump rated for 5,000 ... mechanical components and need to be removed along with other contaminants.  Seals, fittings and connections.

Enlist different unit operations. Explain any one in details

Description : Enlist different unit operations. Explain any one in details

Last Answer : Different unit operations: 1. Size reduction 2. Size separation or screening 3. Mixing 4. Filtration 5. Sedimentation 6. Extraction 7. Distillation 8. Drying 9. Crystallization 10 ... the solid phase to the gas phase. Usually a solid or nearly solid materials are processed in dryer.

Define shoring. Enlist types of shoring. Explain any one type with neat sketch.

Description : Define shoring. Enlist types of shoring. Explain any one type with neat sketch.

Last Answer : Shoring:- Shoring is the construction of a temporary structure to support temporarily an unsafe structure. These support walls laterally. Shoring can be used when walls bulge out, when walls crack due to ... of the structure above and transfer same to the ground on firm foundation below. 

Enlist different types of staircase. Explain any one type with a neat sketch.

Description : Enlist different types of staircase. Explain any one type with a neat sketch.

Last Answer : Types of Staircase: 1. Straight Stair 2. Dog legged Stair 3. Quarter turn Stair 4. Open well Stair 5. Three quarter turn Stair 6. Bifurcated Stair 7. Geometrical Stair 8. Circular ... . This well may be rectangular or of any geometrical shape and it can be used for fixing lift.

Enlist various types of seismic waves and explain one.

Description : Enlist various types of seismic waves and explain one.

Last Answer : Types of seismic waves 1. Primary or Longitudinal Waves 2. Secondary or Traverse waves 3. Long or surface waves-Rayleigh waves and love waves Primary Waves- (P-wave)- These ... These waves gives major destruction during earthquake . these waves are complex in nature having large amplitude.

Enlist field identification test on soil and explain dilatency test.

Description : Enlist field identification test on soil and explain dilatency test.

Last Answer : Field Identification test on soil:- 1) Dry Strength Test 2) Dilatency Test 3) Toughness Test 4) Organic content and colour test 5) Visual examination. 6) Other identification test. ... and recorded. Inorganic silts show a quick reaction where as clays shows no reaction or slow reaction.

Enlist the physical properties of soil and explain any one of them.

Description : Enlist the physical properties of soil and explain any one of them.

Last Answer : Physical properties of soil: 1. Void ratio ( e ) 2. Porosity ( n ) 3. Degree of saturation ( s ) 4. Density index ( ID ) 5. Density ( p ) Void ratio ( e ): The ratio of volume of voids (VV = Va + VW) to the total volume (V) of solids is called as void ratio. 

Explain the GANTT chart used in PPC. Enlist advantages and disadvantages of it

Description : Explain the GANTT chart used in PPC. Enlist advantages and disadvantages of it

Last Answer : Gantt chart used in production planning and control. Gantt Chart is a project planning tool that can be used to represent the timing of tasks required to complete a project. Because Gantt chats ... time to maintain. 4. Lack of adequate depiction interrelationship between the separate tasks.

Enlist press operations . Explain lancing and piercing.

Description : Enlist press operations . Explain lancing and piercing. 

Last Answer : Press Operations: [1] Cutting or Shearing Operations: Blanking, Punching, Piercing, Notching, perforating, trimming, shaving, slitting, lancing. [2] Bending Operation: Angle bending [3] Forming ... clearance is provided on the die. Figure shows punch and die set for piercing. 

Enlist any four operations carried out in forging process and explain fullering with neat sketch.

Description : Enlist any four operations carried out in forging process and explain fullering with neat sketch.

Last Answer : Operations carried out in forging process:  a) Upsetting b) Drawing Down c) Setting down d) Welding e) Bending f) Cutting g) Punching Fullering: In ... sledge hammer. The force is applied on the top fuller which results in decreasing the cross section at that point.

Enlist different file allocation methods? Explain contiguous allocation method in detail.

Description : Enlist different file allocation methods? Explain contiguous allocation method in detail.

Last Answer : From the user's point of view, a file is an abstract data type. It can be created, opened, written, read, closed and deleted without any real concern for its implementation. The implementation of a ... a times is difficult to estimate. 4. Compaction may be required and it can be very expensive.

Enlist types of weir and explain any one in detail.

Description : Enlist types of weir and explain any one in detail.

Last Answer : Types of weirs are a) Based on materials of construction 1) Masonry weir 2) Rock-fill weir 3) Concrete weir b) Based on use and function 1) Storage weir 2) Pick- ... Canal has to run idle c) The terrain is geographically difficult so that canal alignment is very costly or impossible

Explain the thermal triggering method of SCR. Enlist different triggering methods of SCR.

Description : Explain the thermal triggering method of SCR. Enlist different triggering methods of SCR.

Last Answer : Types of Triggering: 1) Forward voltage triggering 2) Thermal triggering (Temperature triggering) 3) Radiation triggering (Light triggering) 4) dv/dt triggering 5) Gate triggering ... generated leakage current increases. This current gets multiplied internally and thyristor is turned on. 

Explain in brief how anti-lock braking system works

Description : Explain in brief how anti-lock braking system works

Last Answer : An ABS is a system on motor vehicles which prevents the wheels from locking while braking stopping safely is one of the most important functions a motor vehicle can perform. Diagram: ... to decrease the pressure on the braking circuit, effectively reducing the braking force on that wheel.

State the types of production system. Enlist four features of mass production system.

Description : State the types of production system. Enlist four features of mass production system.

Last Answer : List of Production System: 1. Intermittent production a. Job order production system. b. Batch order production system. 2. Continuous production a. Mass production system. b. Process production. ... on account of constant repetition of the same job. 9. Per unit cost of product is less

State the types of production system. Enlist four features of batch production system.

Description : State the types of production system. Enlist four features of batch production system.

Last Answer : Types of production system: a. Intermittent production:  1. Job Production 2.Batch production b. Continuous production:  1. Mass production 2. Flow production Features of batch ... adopted in batch production. Example: Pharmaceutical products, ready-made Clothes, Furniture, castings, etc

Enlist Merits(Advantages) and demerits(Disadvantages) of Pneumatic system

Description : Enlist Merits(Advantages) and demerits(Disadvantages) of Pneumatic system

Last Answer : Advantages of pneumatic system : 1.Easily available air - The working medium used by pneumatic system is easily and freely available everywhere. 2.Neat and clean system - Due to air being working medium ... is no load on the system where as in hydraulics pressure is developed due to external load. 

Explain About Hydraulic Jack?

Description : Explain About Hydraulic Jack?

Last Answer : It consists of a cylinder and ram. The oil is forced into the cylinder. The load is lifted by this jack according to the pressure of the oil. In its working system the oil is filled through ... the ram raises. The ram raises according to the pressure of the oil which lift the load accordingly.

Explain the manufacturing process of hydraulic lime.

Description : Explain the manufacturing process of hydraulic lime. 

Last Answer : 1. Burning of impure limestone / kankar containing clay containing less than 30 %. With coal or charcoal as fuel. 2. If soft limestone is used, it is powdered, mixed with clay in right proportion & ... long as it is protected from air & moisture. After slaking it should be used within a week. 

Explain the working principle of the following dynamometers with suitable sketches, if necessary: (i) Hydraulic Dynamometer. (ii) Eddy Current Dynamometer.

Description : Explain the working principle of the following dynamometers with suitable sketches, if necessary: (i) Hydraulic Dynamometer. (ii) Eddy Current Dynamometer.

Last Answer : (i) Hydraulic Dynamometer: In principle, hydraulic dynamometer construction is similar to that of a fluid flywheel. Hydraulic dynamometer consists of an impeller or inner rotating member coupled to the output shaft ... Eddy current oppose the rotor motion thus loading the engine.

Explain the principle of working of hydraulic actuator and state its advantages.

Description : Explain the principle of working of hydraulic actuator and state its advantages.

Last Answer : Working Principle of Hydraulic Actuator  1. According to Pascal, when there is an increase in pressure at any point in a confined incompressible fluid, then there is an equal increase at every point in ... better performance than others. 3. Power to weight ratio of these actuators is high.

What are actuators? Explain Mechanical and Hydraulic actuators type with advantages and disadvantages.

Description : What are actuators? Explain Mechanical and Hydraulic actuators type with advantages and disadvantages.

Last Answer : Actuators:- An actuator is a component of a machine that is responsible for moving or controlling a mechanism or system. Mechanical Actuator:- A mechanical actuator functions to ... the control of the system due to the transmission lines and oil viscosity changes from temperature

In a hydraulic lift system the output force is greater than the input force because?

Description : In a hydraulic lift system the output force is greater than the input force because?

Last Answer : A

In a hydraulic lift system the output force is greater than the input force because?

Description : In a hydraulic lift system the output force is greater than the input force because?

Last Answer : A

Pick up the correct statement from the following: A. The circular section of sewers provides maximum hydraulic mean depth B. The circular sewers are provided for separate sewerage system C. The circular sewers work efficiently if the sections run at least half full D. All the above

Description : Pick up the correct statement from the following: A. The circular section of sewers provides maximum hydraulic mean depth B. The circular sewers are provided for separate sewerage system C. The circular sewers work efficiently if the sections run at least half full D. All the above

Last Answer : ANS: D