Week 3 Challenge

Ans 1. A neural network is a computing system inspired by the way biological neural networks in the human brain process information. These networks consist of interconnected nodes or "neurons" organised into layers: an input layer, one or more hidden layers, and an output layer. Each connection between neuron has a weight,…

Ans 2. Pros and cons of knn (K- nearest neighbours)K-Nearest Neighbours(K-NN) is a supervised machine learning algorithm and it can be used for classification as well as regression. It is non-parametric in nature as it doesn't make any assumption of the underlying data distribution pattern. It is also named a lazy algorithm…

Ans 1) Pros and cons of SVM (support vector machines) are as follows:Pros:1. Effective in High-dimensional spaces: SVMs perform well when the number of dimensions is greater than the number of samples.2. Memory Efficient: They use a subset of training points in the decision function (support vectors), making them efficient…

 Ans 1) Aim: To perform gradient descent in Python with any loss function: Objective: To perform gradient descent in Python using mean square as a loss function on the following data set: y= [1,2,3,4,5] x=[0,1,2,3,4] Theory: J = (1/n)∑(y(i)-(mx(i) +b))2, where  x(i) are the input m and b are the weights…

    Ans 1.                     Ans 2) The expected value in statistics is a concept that provides insight into the long-run average outcome of a random variable based on its possible outcomes and their respective probabilities. The key differences between the…

Ans 1) The difference in the formulas for population variance and sample variance is due to the concept known as Bessel's correction. Bessel's correction: Formula: Proof:   (Reference source: Wikipedia) . When calculating variance for a sample, we divide by (n-1) instead of (n) to correct for the bias in the estimation…

Ans 1: Tooling direction refers to the orientation in which the moulds or tools are designed and manufactured for producing the plastic parts. The tooling direction significantly impacts the manufacturability, quality and overall performance of final plastic components.   Ans 2: Class A surface tooling axis could…

Answer: The created master product file tree structure with different product files to form a parametric structure is as shown below: Please find the product file in the attachment.

Aim- To simulate a Rankine cycle using matlab. Extracting steam and water properties from Xstram file. Calculating all the state points of cycle based on User inputs. Plotting the T vs S and H vs S plot for the given input. Theory:- A rankine cycle is an idealised Thermodynamic cycle which governs the working of  a heat…

Aim: To write a code in Matlab to parse the NASA thermodynamic data file and then calculate the thermodynamic properties of various gas speices. Objective: To write  a function that extracts the 14 coefficients and calculates the enthalpy, entropy and specific heats for all speices in the NASA thermodynamic data file "Thermo.dat".…

AIM-  To Write a code in MATLAB to optimise the stalagmite function and find the global maxima of the function.   Theory- Genetic Algorithm (GA) is a search-based optimization technique based on the principles of Genetics and Natural Selection. It is frequently used to find optimal or near-optimal solutions to difficult…

Aim: Solving second order code. Objective: write a program in Matlab\\Octave that will simulate the pendulam motion. write a program that solves the following ODE. This ODE represents the equation of motion of a simle pendulum with damping. Theory: What is simple pendulum A pendulum is a weight suspended from a pivot so…

Aim: Simulating forward kinematics of a 2R Robotic arm using MATLAB program. Objectives: 1. write a program in Matlab to simulate the forward kinematics of a 2R Robotic Arm. 2.Creating an animation from the plots obtained in program. 3. Understand the movement of an 2R Robotic in 2D workspace. Theory: A robotic arm is…

Report on Wiring harness on Backdoor of a car  Aim: To route the wireharness in the backdoor of car and application of all packaging rules and industry best practice  with placing the appropirate connectors at the different functioning location like tail light, wipermotor, number plate light etc. and flatten the created…

Report on wire harness design on the given engine and flattening of wire harness. Aim: To perform the wire harness routing on the engine by electrically defing each required component and using flatten workbench to flatten the the wire harness. Given engine design:   Step 1: After downloading the given CAD data for engine…

Report on wire harness flattening and 2D drawing created out of it.  Aim:- Apply wire harness flatenning to the harness assembly then create the 2d drawing out of it. Given: Step 1: Create a new product file naming it as flattening assembly, then open that file in electrical harness flattening. Now define the…

Report On Wireharness design by creting the interconnection between two harnesses. Aim: To create harness A and B as seperate product then interconnecting them together in one product file to create the one harness. Given: Link for CAD data and routing map data: Step 1: Download all the data such as connectors step/igs…

Report on routing the harness layout in Electrical workbench by using the given connectors: Aim: To route the  harness in elecrtrical workbench  by using the given layout and using the given connectors and adding the protective covering at the desired location. Given Conncetors: DT06-4S DT06-6S DT06-2S DT06-08SA…

Report on giving the electrical defination to mechanical components and creation of corrugutted tubes. Aim: to give the electrical defination to mechanical components after downloading them through the source and creating the corrugutted tubes on electrical part design then making the catolog for them. Given data: P Clamp,…

Report on giving the elecrical defination to the connectors and clip and creation of catalog document containing these components. Aim: To give the electrical defination to the given clip and connectors in electrical part design after giving the geometrical parameters and then creation of catalog document of them Given…

Report on design of Butterfly valve as well as application of GD and T on it.Aim: To assemble all the components of Butterfly valve and then apply GD and T on it.Step 1: Create a new assembly part file on the NX cad software then add all the components of Butterfly valve such as Lever, Nut, Retainer, Disc/plate, Body,…

 Report On Backdoor Design Aim: To create backdoor design from the given class A surface and adding reinforcements and emboss, finally perform the draft analysis on it. Note: This design is performed on the NX CAD stdent edition. Step 1: Modifying the class A surface,  given class A surface has lot of gap between the surface…

Report on the Roof design and draft analysis performed on it, Aim: To create roof with its component out of given class A surface then perform the draft analysis on each component and then do required calculation to predict its strength. Given Class A surface:    Roof we have designed consist of Componets like roof outer…

Report on the design of Fender in the vehicle Aim: To create different mountings on the fender considering all the design parameters in mind and finally thickening the design to create solid body. Given Class A surface: Note:- This design is performed on NX-CAD student edition. Fender design: Fender is essential part of…

Answer: There are three regulation for fender design which are US  regulation, European regulation and Japan regulation Acc. to European regulation requirement things need to keep in mind is as shown:                                   Measure…

REPORT ON SECTION MODULUS OF HOOD DESIGN AIM: To calculate the section modulus of the interesction curve of the hood before and after optimazation being done on it.  Section modulus: Section modulus is the ratio of Moment of Inertia (I) of beam of cross-section about the neutral axis to the maximum distance (y) between…

Report on the Hood design AIM: To create hood from the given outer panel surface by following the master section and design rules. Given outer panel surface:   Step 1: Start working with outer panel surface first offset it by 2.65 mm downward and create hemming surface by using the command such as offset on face curve…

ONE- PAGER ABOUT UNDER BODY COATING AND ITS PURPOSE, ITS TYPES IN DETAIL, AND ITS PROS AND CONS Underbody coating: underbody coating is a thick cladding (typically made of rubber) that is placed uniformly to the car's underside. Purpose: It is usually done to prevent the material of car from corrosion. Body components…

Answers: REPORT ON THE BENCHMARKING FOR THE GIVEN CASE: AIM : first we will see what is benchmarking then compare 4 vehicle acc. to given case and select one  of them which is most suitable for the person. BENCHMARKING: It refers to comparision between the similar products ,services or process so that we could make final…

REPORT ON A DEVELOPMENT OF DOOR TRIM PANEL AIM : to create the door trim panels part first then assemble them together to create door trim panel then adding engineering features accc. to requirements and giving join with additional engineering features. Given class A surface with master sections: STEP1 : Check the connectivity…

REPORT ON CREATION OF MODELS MODEL 1: QUICK RETURN MECHANISM AND MODEL 2: CV JOINT First we created each part one by one on the part design workbench by the given dimensions of the body in the 2d drawing sheet, also ensuring that each sketch is iso-constrained and acc. to given dimension in the drawing sheet, then using…

 Answer: Report on draft analysis of given class A surface and solid model with enginnering features attacting to it. Aim: To create solid model from given class A surface then attaching the engineering features to it following the master section. Given Class A surface:   Step 1: Check the connectivity of A surface…

Report on draft analysis of class A surface as well as the soild model of door trim lower and creation of heat stakes and locaters on it. Aim: To create a solid model from the given Class A surface of door trim lower and adding engineering features to it. Given Class A surface:      Step 1: Check the connectivity…

Report on Draft analysis of Door Trim dog House Class A surface, solid model created out of it and on dog houses. Aim : To create solid model out of given class A surface and create dog houses on it then finally perform the Draft analysis. Given class A surface: Step 1: Check the connectivity of Class A surface by performing…

Answer: Report on the draft analysis of Class A surface and Created soild model out of it Given Class A surface:   Step 1: Check the connectivity of the A surface ensure that there is no gap between the component. Step 2: Finding the tooling axis of the component. The tooling axis is nothing but the mould opens…

Report on draft analysis of Class A surface as well as solid model of switch bezel plastic component. Finding the tooling axis of the component. The tooling axis is nothing but the mould opens or cavity opens. Check the best possible tooling axis. among the three axis z axis is best possible tooling axis.Creating the tooling…

Answers: Report on draft analysis of Given class A surface and soild model of a bumper. AIM: To do draft analysis on given class A surface and draft analysis on the solid model after creating it from class B and C surface. Given Class A surface:   Step 1: Check the connectivity of the A surface ensure that there…

Answers: Report on draft analysis of class A surface as well as the soild model of door trim lower. Aim: To create a solid model from the given Class A surface of door trim lower. Given Class A surface:      Step 1: Check the connectivity of the A surface ensure that there is no gap between the component.…

ANSWER: Report on draft analysis of Given class A surface and soild model of a coin holder design. AIM: To do draft analysis on given class A surface and draft analysis on the solid model after creating it from class B and C surface. Given class A surface:   Step 1 : Check the connectivity of the A surface ensure…

Answers: Report on draft analysis: AIM: To create the switch bezel solid body from the given class A surface and at the end draft analysis is done on the model. given class A surface:   Step 1: Check the connectivity of the A surface ensure that there is no gap between the component, we can check this through the…

ANSWERS: REPORT ON DRAFT ANALYSIS: AIM: to craete the base bracket solid body from the given class A surface and at the end draft analysis is done on the model. Given class A surface: Step 1:  Check the connectivity of the A surface ensure that there is no gap between the component, we can check this through the boundary…

ans 1) In the above diagram the major elements are Battery, Starter, Generator, Ignition coil, Distributor, Junction block ,                    Breaker, Fuse, Current and Voltage regulator. ans 2) The working and purpose of three elements are as follows      …