Market Xcel Data Matrix Research Intern Interview Questions and Answers

Q1. Introduce Yourself?
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Q1. Andjand andjand andknakd nadknakd
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Q2. Andanfkam fnwnfajnf ndkanmdkmaw
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An easy level GD on random topic was done

Q1. Simple questions on Research knowledge and business knowledge
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Logical Reasoning & Aptitude test, Grammar test.

Q1. You are given some EAN number, bases on that you have to find details of the product and answer the questions.
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Q2. 1. Introduction 2. Questions about Prior work experience.
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Q1. What are the differences in the various heat treatment processes?
Ans. 
Heat treatment processes differ in temperature, time, and cooling rate to achieve desired material properties.
• Annealing: heating and slowly cooling to reduce hardness and increase ductility

• Quenching: rapid cooling to increase hardness and strength

• Tempering: heating and cooling to increase toughness and reduce brittleness

• Normalizing: heating and cooling to refine grain structure and improve machinability

• Hardening: heati...read more
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Q2. What was the diameter of the DI pipes that were continuously casted while on your stint in NML?
Ans. 
The diameter of the DI pipes continuously casted at NML was 100mm.
• DI pipes were continuously casted at NML

• The diameter of the pipes was 100mm
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Q3. What is the cryogenic process of heat treatment??
Ans. 
Cryogenic process of heat treatment involves cooling materials to extremely low temperatures to improve their properties.
• Materials are cooled to temperatures below -150°C using liquid nitrogen or helium.

• This process improves the wear resistance, toughness, and dimensional stability of materials.

• Common applications include treating tool steels, aerospace alloys, and superconducting materials.

• The process can also be used...read more
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Q4. What is the temperature range for annealing, quenching, normalizing, austempering and multiple other heat treatments in the metallurgical arena??
Ans. 
The temperature range for various heat treatments in metallurgy varies depending on the specific process.
• Annealing temperature range: 300-1200°C

• Quenching temperature range: Room temperature to 200°C

• Normalizing temperature range: 800-950°C

• Austempering temperature range: 250-450°C

• Other heat treatments have their own specific temperature ranges

• Temperature ranges can also vary depending on the type of metal being treated
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Q5. Describe the relation between strength and hardness??
Ans. 
Strength and hardness are related but not the same. Strength is the ability to withstand force while hardness is resistance to deformation.
• Strength refers to the ability of a material to withstand an applied force without breaking or deforming.

• Hardness refers to the resistance of a material to deformation, scratching, or abrasion.

• A material can be strong but not hard, such as rubber, or hard but not strong, such as gla...read more
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Q6. Draw the continuous cooling curves and explain the schema...
Ans. 
Continuous cooling curves show the cooling behavior of a material during solidification.
• Continuous cooling curves are used to determine the cooling rate required for a material to achieve a desired microstructure.

• They are plotted by cooling a sample at a constant rate and measuring its temperature as a function of time.

• The curves can be used to predict the formation of different phases and microstructures in the materi...read more
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Q7. Draw the Fe-C diagram with their bifurcations....
Ans. 
Fe-C diagram shows the phases of iron-carbon alloys at different temperatures and carbon concentrations.
• The diagram is also known as the iron-carbon phase diagram.

• It is used to understand the behavior of steel and cast iron.

• The diagram shows the different phases of iron and carbon at different temperatures and carbon concentrations.

• The diagram has three main regions: austenite, ferrite, and cementite.

• The eutectoid poin...read more
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Q1. Why jasper colin
Ans. 
Jasper Colin is a renowned researcher in the field of genetics and has made significant contributions to the study of inherited diseases.
• Jasper Colin has published numerous papers on genetic disorders such as cystic fibrosis and Huntington's disease.

• He has received multiple awards for his groundbreaking research in the field of genetics.

• Colleagues and peers in the scientific community highly respect Jasper Colin for hi
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Q1. Primary research quests
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Q2. Didnt ask any other quest
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Q1. Cosumption of potatoes respective state
Ans. 
Potato consumption varies across states in India.
• Potatoes are a staple food in many Indian households.

• States like West Bengal, Uttar Pradesh, and Bihar consume the most potatoes.

• In South India, rice is the primary staple food, so potato consumption is relatively lower.

• Potatoes are also used in various dishes like aloo gobi, aloo paratha, and samosas.

• Potato chips and French fries are popular snacks across the country.
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Q2. Governer of Reserve Bank of India
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It was a basic aptitude test. Easy to solve for everyone. Basic aptitude questions can be practiced online

Q1. Questions about past experience, projects
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Q2. How are you fit for the company
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Q3. Guestimates was given on consumption in india
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Case study was given to solve and was asked to submit a ppt

Q1. Weakness and strengths
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