Raman Research Institute Interview Questions and Answers

Q1. What is minaral and different by metals?
Ans. 
Minerals are naturally occurring inorganic substances with a definite chemical composition, while metals are a type of mineral that have high electrical conductivity and luster.
• Minerals are inorganic substances found in nature, while metals are a subset of minerals with specific properties.

• Metals have high electrical conductivity, malleability, and luster, distinguishing them from other minerals.

• Examples of metals incl...read more
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Q2. What is spong iron?
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Sponge iron is a metallic product produced through the direct reduction of iron ore in the form of lumps, pellets, or fines.
• Sponge iron is also known as direct reduced iron (DRI).

• It is produced by removing oxygen from iron ore through a chemical reaction using natural gas or coal as a reducing agent.

• Sponge iron is used as a raw material in the production of steel through the electric arc furnace (EAF) or basic oxygen f
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Q1. What is whrb in rotary kiln?
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WHRB in rotary kiln stands for Waste Heat Recovery Boiler, which is used to recover heat from the exhaust gases of the kiln.
• WHRB is a type of boiler that captures and reuses the heat energy from the exhaust gases of a rotary kiln.

• It helps in improving the overall energy efficiency of the kiln operation.

• The recovered heat can be used for various purposes such as preheating combustion air or generating steam for power ge...read more
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Q2. Explain Iron smelting process ?
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Iron smelting process is a method of extracting iron from its ore using heat and reducing agents.
• Iron ore is heated in a blast furnace with coke (carbon) and limestone as reducing agents.

• The coke burns to produce carbon monoxide, which reacts with the iron ore to release the iron metal.

• The limestone helps to remove impurities from the iron ore, forming slag as a byproduct.

• The molten iron is then collected at the bottom...read more
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Q1. Psi mins full form
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PSI stands for Pounds per Square Inch, a unit of pressure measurement commonly used in engineering and physics.
• PSI is used to measure pressure in various systems, such as in pneumatic tools, hydraulic systems, and air compressors.

• 1 PSI is equal to 0.068046 atmospheres or 6,894.76 Pascals.

• For example, a car tire may require inflation to 32 PSI for optimal performance.
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Q2. Firing strocks position
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Firing strokes position refers to the position of the firing strokes in an engine.
• Firing strokes position is crucial for the proper functioning of the engine.

• The firing order of the engine determines the position of the firing strokes.

• Incorrect firing strokes position can lead to engine misfires or damage.

• Common firing orders include 1-3-4-2 for a 4-cylinder engine and 1-8-4-3-6-5-7-2 for a V8 engine.
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Q3. How to work hyd.pump
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To work a hydraulic pump, you need to understand its components and operation.
• Understand the basic components of a hydraulic pump such as the inlet, outlet, and pistons.

• Ensure the pump is properly connected to a power source and the hydraulic system.

• Monitor the pump's pressure and flow rate to ensure optimal performance.

• Regularly check and maintain the pump to prevent any malfunctions or breakdowns.

• Examples: Gear pump,
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Q4. Injectors leack off test
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Q5. How to use torque gun
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A torque gun is a tool used to apply torque to fasteners such as nuts and bolts.
• Ensure the torque gun is set to the correct torque value for the fastener being tightened.

• Hold the torque gun perpendicular to the fastener and apply pressure while pulling the trigger.

• Listen for the click or beep indicating the desired torque has been reached.

• Do not over-tighten the fastener as it can cause damage.

• Regularly calibrate and m
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Market size and value of India diagnostics market

Q1. Talk about your previous experience and gave your presentation of the assignment
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Q2. Talk about yourself
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Q3. What were your previous projects related custom and syndicate
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Q1. What is off page Seo
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Off page SEO refers to activities done outside of your website to improve its search engine rankings.
• Building backlinks from reputable websites

• Social media marketing

• Guest blogging on relevant websites

• Online reputation management

• Local SEO strategies
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Q2. What is on page seo
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On-page SEO refers to the practice of optimizing individual web pages to rank higher and earn more relevant traffic in search engines.
• Includes optimizing content, meta tags, headings, images, and URLs

• Focuses on improving user experience and relevance

• Helps search engines understand the content of a page and its relevance to users

• Examples: keyword optimization, internal linking, mobile optimization
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Q3. Type of digital marketing
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Digital marketing encompasses various online strategies to promote products or services.
• Search engine optimization (SEO) - optimizing website content to rank higher in search engine results

• Social media marketing - using platforms like Facebook, Instagram, and Twitter to engage with audiences

• Email marketing - sending targeted emails to potential customers

• Content marketing - creating and sharing valuable content to attra...read more
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Q1. Types of research, qualitative and quantitative?
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Q1. Basic details personal information experience
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Write up on topic given by them

Q1. They want to know about your self and trying to find out your week points.
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Q1. Excel, word and typing test
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Q1. As per designation
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Q1. Generic HR questions were being asked which wasn't that difficult
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Q2. As usual they'll try to negotiate and reduce the salary slab.
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Q1. The interviewee was really friendly and made me comfortable while asking questions related to the job role. It was all mostly based on your previous job role and how can I contribute as an executive in th...read more
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First process was Case study on word

Q1. About past work
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Q2. Projects you have worked on
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Q3. Explain the project
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Q4. Market sizing questions
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Q5. Swot question and what is porters
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