10+ Nalco Interview Questions and Answers

The subjects in the 4th semester of BTech vary depending on the branch.

• Some common subjects in the 4th semester of BTech include Data Structures, Digital Electronics, Signals and Systems, and Electromagnetic Theory.

• For example, in the Computer Science branch, subjects like Database Management Systems and Operating Systems may be included.

• In the Mechanical Engineering branch, subjects like Fluid Mechanics and Thermodynamics may be part of the 4th semester curriculum.

• The specif...read more

CRO stands for Cathode Ray Oscilloscope. It is an electronic device used to visualize and analyze electrical signals.

• CRO is used to display waveforms and measure voltage, frequency, and time intervals.

• It works by generating an electron beam that is deflected by the input signal and displayed on a screen.

• CROs are commonly used in electronics, telecommunications, and engineering fields.

• Example: A CRO can be used to analyze the waveform of an audio signal to check for distortion...read more

NALCO is a leading aluminium producer. The procedure to produce aluminium involves several steps.

• NALCO is short for National Aluminium Company Limited.

• It is a public sector enterprise in India.

• NALCO is involved in the mining, refining, and smelting of bauxite to produce aluminium.

• The procedure to produce aluminium includes mining bauxite, refining it into alumina, and then smelting alumina to obtain aluminium metal.

• Bauxite is first mined from open-pit mines and then transport...read more

Listed entities need to follow various statutory compliance quarterly and annually.

• Filing of quarterly and annual financial statements with stock exchanges

• Compliance with SEBI regulations and guidelines

• Appointment of independent directors and audit committee members

• Conducting board meetings and AGMs within prescribed timelines

• Disclosure of material events and related party transactions

• Compliance with Companies Act, 2013 and other applicable laws

• Maintaining proper books of acc...read more

NALCO's turnover and profit decreased in FY 20-21 compared to 19-20. Reasons are...

• COVID-19 pandemic affected demand and supply chain

• Decrease in global aluminum prices

• Shutdown of one of the company's smelter units for maintenance

• Increase in expenses due to safety measures and employee welfare

• Decrease in production due to labor shortage and transportation issues

The frame of a bicycle is hollow to reduce weight and increase maneuverability.

• Hollow frame reduces weight and makes it easier to handle

• Allows for better shock absorption

• Enables internal cable routing for a cleaner look

• Examples of materials used for hollow frames include aluminum, carbon fiber, and titanium

Tenders are formal offers or proposals for goods or services, GeM procurement is the Government e-Marketplace for online procurement.

• Tenders are formal documents inviting suppliers to bid for the supply of goods or services.

• GeM procurement is the Government e-Marketplace where government organizations can procure goods and services online.

• I have experience in participating in tender processes and using GeM for procurement.

• For example, I have successfully bid for a government ...read more

Aluminium is extracted from bauxite through the Bayer process which involves crushing, digestion, precipitation, and calcination.

• Bauxite is first crushed into small pieces

• The crushed bauxite is then mixed with a hot caustic soda solution in a digester vessel

• The resulting slurry is filtered to remove impurities

• The filtered solution is then cooled and aluminium hydroxide is precipitated

• The precipitated aluminium hydroxide is then heated to produce alumina

• Finally, the alumina is...read more

Steel and cast iron are both alloys of iron, but with different carbon content and properties.

• Steel is an alloy of iron and carbon, with a carbon content of less than 2%. It is stronger, more ductile, and more malleable than cast iron.

• Cast iron is an alloy of iron, carbon, and silicon, with a carbon content of 2-4%. It is more brittle and less malleable than steel.

• Steel is used in construction, machinery, and tools, while cast iron is used in pipes, engine blocks, and cookwar...read more

Deductions under chapter VI A -80JJAA, 80CCD

• Chapter VI A of the Income Tax Act provides for various deductions from gross total income.

• Section 80JJAA provides for deduction in respect of employment of new employees.

• Section 80CCD provides for deduction in respect of contribution to pension scheme.

• The maximum deduction under section 80JJAA is Rs. 30,000 per employee.

• The maximum deduction under section 80CCD is Rs. 1.5 lakh.

• These deductions help in reducing the taxable income of...read more

Inputs for blast furnace include iron ore, coke, limestone, and hot air.

• Iron ore is the primary input and is usually in the form of hematite or magnetite

• Coke is a fuel used to heat the furnace and is made from coal

• Limestone is added to remove impurities and create slag

• Hot air is blown into the furnace to increase the temperature

• Other inputs may include scrap metal, fluxes, and additives

The laws of thermodynamics describe the behavior of energy in a system. Entropy is a measure of the disorder or randomness in a system.

• The first law states that energy cannot be created or destroyed, only transferred or converted.

• The second law states that the total entropy of a closed system will always increase over time.

• The third law states that as temperature approaches absolute zero, the entropy of a system approaches a minimum.

• Entropy is a measure of the number of possi...read more

There are 9 departments in NALCO.

• Finance

• Human Resources

• Marketing

• Production

• Research and Development

• Quality Control

• Supply Chain Management

• Information Technology

• Legal and Compliance

Shares and debentures are financial instruments used by companies to raise capital from investors.

• Shares represent ownership in a company and give the shareholder voting rights and a share in profits.

• Debentures are a type of bond that companies issue to raise funds. They pay a fixed rate of interest and have a maturity date.

• Shares are riskier than debentures as their value can fluctuate based on market conditions and company performance.

• Debentures are considered less risky as...read more

Technical refers to anything related to technology, machinery, or specialized knowledge and skills.

• Involves understanding and working with technology or machinery

• Requires specialized knowledge and skills

• Can include programming, engineering, IT, etc.