Hindustan Zinc Graduate Trainee Interview Questions and Answers for Experienced

Basic Questions of Commerce

Q1. Explain Company Balance as per Companies Act,2013
Ans. 
Company balance as per Companies Act, 2013 refers to the financial statement showing the assets, liabilities, and equity of a company.
• Company balance is prepared annually by companies to provide a snapshot of their financial position.

• It includes assets (such as cash, inventory, property), liabilities (such as loans, accounts payable), and equity (ownership stake).

• The balance sheet must adhere to the format and disclosu...read more
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Q2. Describe Working Capital
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Working capital is the difference between current assets and current liabilities in a company.
• Working capital is essential for day-to-day operations of a business

• It indicates the company's ability to meet short-term obligations

• Formula: Working Capital = Current Assets - Current Liabilities

• Examples of current assets: cash, accounts receivable, inventory

• Examples of current liabilities: accounts payable, short-term loans
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Q1. What is the process of heat treatment
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Heat treatment is a process used to alter the physical and mechanical properties of materials through heating and cooling.
• Heat treatment involves heating the material to a specific temperature

• The material is held at that temperature for a certain period of time

• The material is then cooled at a controlled rate

• Different heat treatment techniques include annealing, tempering, quenching, and case hardening

• Heat treatment can...read more
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Q2. What is latent heat
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Latent heat is the heat energy absorbed or released during a phase change without a change in temperature.
• Latent heat is the energy required to change the state of a substance without changing its temperature.

• It is the heat energy absorbed or released during processes like melting, boiling, or condensation.

• During phase changes, the energy is used to break or form intermolecular bonds.

• For example, when ice melts into wa...read more
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Q3. What is turbulence
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Turbulence is a chaotic and unpredictable flow of fluid or air characterized by irregular changes in velocity and pressure.
• Turbulence occurs when the flow of a fluid or air becomes unstable and exhibits random fluctuations.

• It is often observed in natural phenomena such as wind, water currents, and atmospheric conditions.

• Turbulent flow is characterized by eddies, vortices, and rapid changes in velocity and pressure.

• It c...read more
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The test was easy and the technical questions were also basic

Q1. Most questions were about my final year project and resume. Prepare technical concepts mentioned in your resume.
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Q2. Loads considered, material properties in my fyp
Ans. 
Understanding the loads considered and material properties in my final year project.
• Considered loads include static, dynamic, and impact loads

• Material properties such as strength, stiffness, and ductility are crucial for design

• Testing methods like tensile testing and impact testing are used to determine material properties

• Examples: analyzing the load distribution on a bridge structure, selecting materials for a car bum
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Q3. Cycle of Internal combustion engine and also all the components
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The cycle of an internal combustion engine involves intake, compression, power, and exhaust strokes.
• Intake: Air and fuel mixture is drawn into the cylinder

• Compression: The mixture is compressed by the piston

• Power: The spark plug ignites the mixture, causing an explosion and pushing the piston down

• Exhaust: The exhaust gases are expelled from the cylinder
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Q4. Diesel cycle, stress ,strain, resilience and toughness
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It was good and difficulty level is easy to medium and it cover most of the topics.

It is harder than the first round.

Q1. Tell about yourself
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Q2. Ask about casting and blast furnace
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Q3. Ask questions from resume if any technical things written that also
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In the first round of the aptitude test, basic questions from Quantitative Aptitude and Metallurgy were asked.

Q1. Tell us about yourself.
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Q2. Describe the project you mentioned in your resume.
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Be talktive, confident, take time , attentive

Q1. How will u see yourself in nxt 5 years..
Ans. 
In the next 5 years, I see myself as a successful professional who has advanced in my career and made significant contributions to the company.
• Continuing to learn and grow in my role

• Taking on more responsibilities and leadership positions

• Building strong relationships with colleagues and mentors

• Contributing to the success of the company through innovative ideas and hard work

• Attending relevant training and development pr...read more
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Q2. Are ready to work in any shift
Ans. 
Yes, I am ready to work in any shift.
• I am flexible and adaptable to different work schedules.

• I understand the importance of being available for work at any time.

• I have previous experience working in shifts and have successfully managed my time and responsibilities.

• I am willing to adjust my personal schedule to accommodate the needs of the job.

• I believe working in different shifts can provide valuable learning opportuni...read more
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Q1. Shaft daimeter 40 mm wy bearings no
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Q2. Ferro silicon melting point wy
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Q3. Which composition is a ci casting
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CI casting refers to cast iron casting, which is made from a composition of iron, carbon, and silicon.
• CI casting stands for cast iron casting.

• It is made from a composition of iron, carbon, and silicon.

• The carbon content in CI casting is typically between 2.1% and 4%.

• The silicon content in CI casting is typically between 1% and 3%.

• CI casting is known for its excellent castability, good machinability, and high wear resis
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Q4. High crome metal pouring temperature
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The pouring temperature of high chrome metal is typically between 1,600 to 1,800 degrees Celsius.
• High chrome metal is commonly used in applications that require high temperature resistance and corrosion resistance.

• The pouring temperature is crucial to ensure proper flow and solidification of the metal.

• The specific pouring temperature may vary depending on the exact composition of the high chrome metal and the desired p...read more
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Q5. Maild steel campotion
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