List basic design requirement of connecting rod.

1 Answer

Answer :

In designing a connecting rod for I.C. engine, the following points should be taken into consideration :

• Strength to withstand the high inertia forces.

• Minimum mass to minimise the inertia forces.

• Provide sufficient bearing area to prevent undue wear.

• High speed reciprocation without noise.

• Rigid construction to withstand mechanical distortion.

Related questions

Description : State functions and name suitable materials for connecting rod. Select suitable crosssection for connecting rod with justification

Last Answer : Functions of connecting rod: A connecting rod, also called a con rod, is the part of a piston engine which connects the piston to the crankshaft. Together with the crank, the connecting rod ... a connecting rod may have rectangular section. For slow speed engines, circular sections may be used.

Description : Explain basic automobile component design procedure

Last Answer : Following procedure is carried out for designing any machine element: 1. Need: - First of all, make a complete statement of the problem, indicating the need, aim or purpose for which the machine is ... suggested. 8. Production: - The component, as per the drawing, is manufactured in the workshop. 

Description : State and justify material for push rod.

Last Answer : Material:- 1018 steel tubing Push rods are typically made of 1018 steel tubing, which is not strong enough for springs that have more than 400 psi of open pressure, or engines that exceed 7,000 ... 8% - 1.1% molybdenum for strength. Pushrods made of 4130 or 4140 Chromoly tubing are much stronger

Description : Describe the design procedure for rocker arm.

Last Answer : In designing a rocker arm the following procedure may be followed : 1. Rocker arm is usually I-Section it is subjected to bending moment. To find bending moment it is assumed that the arm of ... twice the diameter of the stud. The depth of section is also taken twice the diameter of stud.

Description : Describe aesthetics in automobile component design .

Last Answer : Aesthetics in automobile Design - The appearance should contribute to the performance of the product, thought the extent of contribution varies from product to product for example chromium plating of automobiles ... of the product for example. The aerodynamic shape of the car increases the speed.

Description : List the functions of cylinder block 

Last Answer : The cylinder block has the following functions: 1. The main functions of the cylinder block are maintaining the engine's stability and lubrication while withstanding a variety of temperatures and ... ideal effect, and the power generated by airframe can be transmitted through the follower part.

Description : Energy requirement (per unit mass of material crushed/ground) is highest for (A) Jaw crusher (B) Rod mill (C) Ball mill (D) Fluid energy mil

Last Answer : (D) Fluid energy mil

Description : In a slider crank mechanism, the crank is rotating at 200 rpm. If length of connecting rod is 8 mts and crank shaft is 2 mts, velocity of crosshead at 30? rotation of crank shaft equals. a.30.2 m/s b.33.2 m/s c.35.8 mts/s d.107 dynes e.25.5 m/s

Last Answer : e. 25.5 m/s

Description : What way do the rod bearing caps go onto the connecting rod on a Chevy 350 motor?

Last Answer : The notches for the bearings to lock from spinning are both onthe same side.

Description : What are John deere 2010 connecting rod torque specs?

Last Answer : Need answer

Description : The energy of expanding gas is transferred by piston to connecting rod through a. Crank pin b. Gudgeon pin c. Bearing d. Crankcase (Ans:b)

Last Answer : Which of the following is not used in four stroke compression-ignition (CI) engines? a. Fuel pump b. Spark plug c. Fuel injector d. Inlet and outlet Valves (Ans:b)

Description : Addition of 2% nickel in steel makes it suitable for making (A) Electronic valves (B) Boiler plates, rivets etc. (C) Turbine blades (D) Connecting rod

Last Answer : (B) Boiler plates, rivets etc.

Description : Maximum rod connecting limit by using knuckle joint is . A. 2 B. 3 C. 4 D. 5

Last Answer : B. 3

Description : The connecting rod bolts are tightened up so that the initial tightening stress (A) Approaches yield point (B) Approaches endurance limit (C) Approaches (yield point stress/factor of safety) (D) Approaches (endurance limit stress/factor of safety)

Last Answer : (A) Approaches yield point

Description : The connecting rod bolts are tightened up with the initial tension greater than external load so that (A) Failure of bolt will be static (B) The resultant load on bolt will not be affected by ... ) The bolt will not fail by fatigue although the external load is fluctuating (D) All the three

Last Answer : (D) All the three

Description : It is the link between the knife and crank wheel of the mower. a. connecting rod c. rod d. None of above

Last Answer : Ans-                                     b. Pitman

Description : type of connecting rod which is pinned to the crankshaft with the help of a pin, which helps to transmit the cut material. a) Pitman b) Cutter bat c) Shoe d) Wearing plate

Last Answer : Pitman 

Description : Connecting rod of two stroke engine is subjected to A. Compressive load B. Tensile load C. Both compressive and tensile load D. None of the above

Last Answer : A. Compressive load

Description : Connecting rod of four stroke engine is subjected to A. Compressive load B. Tensile load C. Both compressive and tensile load D. None of the above

Last Answer : C. Both compressive and tensile load

Description : Connecting rod generally have A)t-shape b)angle shape C)i-shape d)flst-shape

Last Answer : C)i-shape

Description : State the functions and materials of following engine components: (i) Piston (ii) Connecting rod (iii)Crank shaft (iv)Exhaust manifold

Last Answer : Engine components Material Functions Piston Cat aluminum alloy To transmit the force of explosion to the crankshaft. To form seal so that the high pressure gases in ... atmosphere through the exhaust pipe after combustion stroke is completed. To keep back pressure minimum.

Description : Show the following components in an engine with neat sketch: piston, connecting rod, valves, spark plug

Last Answer : OR

Description : Apply proper heat treatment process for manufacturing connecting rod of an engine. 

Last Answer : Answer: The connecting rod may either be cast or forged when created and may also include allowable secondary alloy elements.  The normalizing step includes heating a rough connecting rod to ... , not throughout the entire rod, but instead only where high hardness is required functionally.

Description : Identify the properties of material used for connecting rod with justification

Last Answer : Answer:  1. There are some materials that are commonly used in connecting rods such as alloys of steel, aluminum and titanium. Mostly connecting rods are made by forged steel. It is widely use ... times lighter than carbon steel. It is because density of Al360 is very less compared to carbon steel 

Description : State functions and materials for front axle. Draw proportionate diagram of front axle showing cross-section at different positions. 

Last Answer : The functions of front axle :  1) It supports the weight of front part of the vehicle. 2) It facilitates steering. 3) It absorbs shocks which are transmitted due to road surface irregularities. 4) It ... is usually a steel drop forging having 0.4 % carbon steel or 1-3 % nickel steel. 

Description : Explain the terms of preferred number and standardization.

Last Answer : i) Preferred number: Preferred numbers (also called preferred values) are standard guidelines for choosing exact product dimensions within a given set of constraints. The system is based on the use of ... , quality and efficiency of product. 8. Better utilization of labour, machine and time

Description : Why nipping is provided in leaf spring?

Last Answer : When the central bolt holding the leaves is tightened, the full length leaf bend back as shown by dotted line. And will have an initial stress in opposite direction. The graduated leaves will ... , all the leaves are equally stressed. So for this reason nipping is provided in leaf spring. 

Description : State any two uses of each of the following. (i) Stress-strain diagram (ii) S-N curve

Last Answer : (i) Stress-Strain diagram: 1. Stress-strain diagram is used to find out strength, elasticity, stiffness, ductility of material. 2. From stress-strain diagram, elongation of material is found out. 3 ... . 3. It is used to find out Effect of Surface Finish on Endurance Limit-Surface Finish Factor.

Description : Sketch the method to reduced stress concentration in cylindrical members with holes.

Last Answer : The methods of reducing stress concentration in cylindrical members with shoulders hole, subjected to tensile load. 

Description : State and justify material for leaf spring.

Last Answer : Leaf spring:- Material:- Plain carbon steel having 0.9 to 1.0% carbon.  Justification: - The leaves are heat treated after forming processes. The heat treatment of spring ... greater strength and therefore greater load capacity, greater range of deflection and better fatigue properties. 

Description : Define the terms. (i)Factor of safety (ii)working stress

Last Answer : (i) Factor of Safety: Factor of safety is defined as the ratio of the maximum stress to the working stress or design stress. Mathematically,  In Case of Ductile Material, (ii) ... : It is defined as the ratio of actual axial load and the original cross section of the specimen 

Description : State different modes of failure of automobile components.

Last Answer : 1. Failure of automobile components in Tension 2. Failure of automobile components in Shear 3. Failure of automobile components in Bending 4. Failure of automobile components in compression ... Failure of automobile components due to fatigue 10. Failure of automobile components due to crushing

Description : Is the Elements of Design ED3151 Chrome Shower Curtain Rod rust proof?

Last Answer : Yes all the parts are rust resistant.

Description : Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. (A) Metalliferous ores (B) Non-metallic ores (C) Basic slags (D) Asbestos & mica

Last Answer : (A) Metalliferous ores

Description : Which of the following is a requirement management activity ? a) Investigation b) Design c) Construction and Test d) All of the mentioned

Last Answer : d) All of the mentioned

Description : The ‘transmission length’ requirement is to be satisfied in the design of (a) Pre-tensioned concrete beams (b) Post-tensioned concrete beam (c) Unbonded post-tensioned concrete (d) Post-tensioned continuous concrete beams

Last Answer : (a) Pre-tensioned concrete beams

Description : Which is not a step of requirement engineering? (A) Requirements elicitation (B) Requirements analysis (C) Requirements design (D) Requirements documentation

Last Answer : (C) Requirements design

Description : IEEE 830-1993 is a IEEE recommended standard for (A) Software requirement specification. (B) Software design. (C) Testing. (D) Both (A) and (B)

Last Answer : (A) Software requirement specification.

Description : Which of the following is an initial mandatory requirement for pursuing research? (A) Developing a research design (B) Formulating a research question (C) Deciding about the data analysis procedure (D) Formulating a research hypothesis

Last Answer : (B) Formulating a research question

Description : Which one of the following is not a step of requirement engineering ? (A) Requirement elicitation (B) Requirement analysts (C) Requirement design (D) Requirement documentation

Last Answer : (C) Requirement design

Description : The software ................. of a program or a computing system is the structure or structures of the system, which comprise software components, the externally visible properties of those components, and the relationships among them. (A) Design (B) Architecture (C) Process (D) Requirement

Last Answer : (B) Architecture

Description : Which of the following is not included in waterfall model ? (A) Requirement analysis (B) Risk analysis (C) Design (D) Coding

Last Answer : (B) Risk analysis

Description : Should today's schools be requiring Basic or C++ as a language requirement?

Last Answer : answer:I’m totally for it. I don’t think the language is important. Python, Ruby, Lisp. It doesn’t matter. It isn’t about making programmers. It is about conditional statements and teaching how to step through a problem and find a solution.

Description : How is energy a basic requirement for the economic development of the country ? Explain with examples. -SST 10th

Last Answer : Energy is a basic requirement for economic development of a country: 1. Every sector of the economy-primary, secondary and tertiary requires energy for its activities. 2. Both commercial and ... development, a regular supply of energy is necessary for all the activities in the various sectors.

Description : Which is the basic requirement of living organisms for obtaining energy ? -Science

Last Answer : Food is the basic requirement of living organisms for obtaining energy.

Description : Software is not only the basic requirement of a computer system, it makes a computer more powerful and useful. -Technology

Last Answer : 1. Software is a set of programs that tells the computer to perform a task.2. Computer system divides software into two major categories:(a) System software(b) Application software

Description : The basic requirement of any sensor system is: (A) Radiometric resolution (B) Spatial resolution (C) Spectral resolution (D) All of these

Last Answer : Answer: Option D

Description : What basic requirement of a closed-loop system (not present in open-loops) enables present load position to be sensed?

Last Answer : Feedback.

Description : The basic requirement for preparing a research paper is Options: A) The research orientation of the person B) The research skills in the person C) The research attitudes in the person D) All of the above

Last Answer : D) All of the above