During the selection of material, the characteristics of the material are an important factorcompare to cost of the material.
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- MECT361 Mechatronics Components and Instrumentation Please solve the problem in keupord 0.Consider the Material Selection Design Problem for the FRAME of a Human Powered Road Vehicle. Define the selection criteria, assign weights (importance), and evaluate the following alternatives based on COST, WEIGHT, STRENGTH, AVAILABILITY, MANUFACTURABILITY, ASSEMBLY, TEST & MAINTENANCE, ENVIRONMENT & SUSTAINABILITY, SAFETY & RELIABILITY: a.Steel b.Aluminum c. Titanium d.Composite- CFRP1- Select the optimum choice for: high speed air craft skins material. Table 1: The properties of metallic materials E, GPa Max. use lemp, 'C | Density, Mg/cm' ay, MPa | Relative cost per unit sheet area Material 2.8 300 2 Aluminum alloy 200 69 200 7,8 350 350 700 Carbon steel Stainless steel 193 7.8 650 6 8.9 600 6 Nickel alloy Titanium alloy 207 1000 116 600 4.5 900 10 Table 2: Weighting factor Specific yield strength: Max, use temperature: Youngs modulus: 4 2Market demand for springs is 8,00,000 per annum. A company purchases these spring in lots and sells them. The cost of making a purchase order is 1,200. The cost of storage of springs is 120 per stored piece per annum. What is the economic orderq uantity?
- i) Find the property that provides the change in size of the material, if the material is subjected to temperature change and explain that property with unit. ' (NOTE: Please write the answer in a paper and upload it in the separate submission link provided. ONLY HANDWRITTEN ANSWERS WILL BE CONSIDERED FOR EVALUATION.). ii) Water of 1.6 liters is heated to a maximum temperature of 119 °C from room temperature to prepare Arabic coffee for a family using the following data. -- - Heat energy of 648 kJ is supplied to the water Specific heat capacity of water is 4.17 - kJ/kg K - Density of water as 1000.1 kg/m³ Determine the room temperature. (NOTE: Please Solve the problem in a paper and upload in the separate submission link provided and also fill the answers without the unit in the box below) a) Mass of water (in kg) -- b) Room temperature (in °C) -- 1b) A sedan car weights 2100 kg with 45:55 distributions front to rear. The car has wheelbase of 1.9 m. With aid of following table showing the tyre cornering stiffness values for different loads: Load Cornering Stiffness (kg/deg) 300 131 400 149 500 174 600 203 i) Calculate the cornering coefficient for the front and rear tyres. ii) Calculate the understeering gradient. iii) Determine whether it is understeer or over steer. iv) Calculate critical or characteristic speed.The data provided by a company for the year 2020 – 2021 to carry out Break Even Analysis and provide them the results, complete analysis and suggestions. The data is as follows:Building rent 20000 R.O Every month instalments 30000 R.OThe estimated sales are 750000.0 R.OMaterial Cost / unit 15.0 R.OProduction cost / unit 8.0 R. OTransportation & other Costs / unit (Approx) 4.00 R. O Maintenance cost / unit 1.5 R. O Salary of the employees / unit 0.8 R.OMarketing and advertisement cost / unit 0.7 R. OEach unit is sold at price 35.0 R. O Construct the B.E.P chart on a graph sheet and indicate, B.E.P, M.o.S and also indicate the new B.E.P & M.o.S after the improvement measures has been taken (With different colours). Show the calculations for the following parameters separately before and after the measures taken.1. Determine the B.E.P2. Determine the profit 3. Margin of safety.Also write your decisions taken to improve the profits of the company and to reduce the B.E.P.
- zain 10 2G 3G zain IQ Z Questions of Lectu... -> Questions of Lecture Five: Q1)) Define the following: 1) The stress & the strain 2) Mechanical stress and mechanical strain 3) yield strength and tensile strength 4) Modulus ofelasticity and the strain hardening Q2)) Fill the following blanks: 1)) Tensile tests are used to 3)) The most application tests of applied static stresses to which materials can be subjected are ---------, ---------, --------- 4)) Tensile stresses cause ---------, and compressive stresses ----------, while shear stresses ----------, of the material. 5)) Engineering stress-strain is important in ----------, while the true stress-strain is important in ---------- 6)) The unit of mechanical stress is --------- or ----------, while the unit of strain is n compression test, when specimen is compressed, its height is ---------, and its cross-sectional area is 8)) Compression is in contrast to the tensile, the compression test contributes to the ----------, in stress…Desuon T EHide blocks Determine the Young's modulus of a metal alloy having the following tensile stress-strain diagram. ot yet nswered Stress-Strain Diagram Marked out of 5.00 1200 P Flag question 1000 800 1000 500 800 600 400 400 200 0.005 0.01 0.015 002 0.025 0.03 0.05 0.1 0.15 Strain (mm/mm) 0.2 0.25 Select one: O E = 1000 Mpa O E= 250 Gpa OE = 120 Gpa E = 50 Gpa E = 200 Gpa Stress (Mpa)1- Select the optimum choice for: high speed air craft skins material. Table 1: The properties of metallic materials E, GPa| Max. use temp.,'C | Density, Mg/cm' | ay, MPa Relative cost per unit sheet area Material 200 2.8 300 2 Aluminum alloy Carbon steel 69 200 350 7.8 350 Stainless steel 193 700 7.8 650 6 8.9 600 6 Nickel alloy Titanium alloy 207 1000 116 600 4.5 900 10 Table 2: Weighting factor Specific yield strength: Max, use temperature: Youngs modulus: 4 2
- This FBD is considered to solve the problem. 0.45 m 0.45m P 0.75 m 1.35 m 1.05 m N ii) Choose the assumption made for using this FBD. O a. The crate is in equilibrium. O b. The crate is slipping. O c. The crate is tipping. O d. The crate is moving.An enterprise combines factors E & R to form an item for consumption which is must weigh at least 100 Kg. At least 20 Ton of E and not more than 40 Ton of R must consumed. The cost of E is 100 € per Ton and that of R is 250 € per Ton. Formulate LP equations to reach minimum cost of production.Kindly answer the second question only, disregard the first problem but use its data to solve the second question. Choose from the choices and show complete solution with clear explanation please, thank you.