Star Paper Mills Maintenance Engineer Interview Questions and Answers

Q1. Limits fits and tolerances
Ans. 
Limits fits and tolerances refer to the acceptable range of dimensions for mating parts in engineering.
• Limits are the maximum and minimum acceptable dimensions for a part

• Fits refer to the clearance or interference between mating parts

• Tolerances are the allowable deviation from a specified dimension

• Examples: H7/g6, H8/f7, etc.
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Q2. Centrifugal force applications
Ans. 
Centrifugal force is the outward force experienced by an object moving in a circular path.
• Centrifugal force is not a real force, but rather a perceived force due to inertia.

• It is used in various applications such as centrifuges for separating fluids, amusement park rides, and washing machines.

• Centrifugal force increases with the speed of rotation and the mass of the object.

• It is important to consider centrifugal force ...read more
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Q1. Family background
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Q2. Future plans and goals
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They are giving 50 Mark's shirt questions

Q1. Technical round is there one to one interview
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Q2. How centrifugal pump work What is w33 etc
Ans. 
Centrifugal pumps work by converting rotational kinetic energy into hydrodynamic energy to move fluid through the pump.
• Centrifugal pumps use a rotating impeller to create a low pressure at the inlet and high pressure at the outlet, causing fluid to flow through the pump.

• The impeller spins at high speeds, imparting kinetic energy to the fluid which is then converted to pressure energy as it exits the pump.

• The pump housi...read more
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Q1. How much salary you want
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Q2. Less salary we can pay as you are local
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Technical head and vp asking questions and assessment

Q1. What is engine?
Ans. 
An engine is a machine that converts fuel into mechanical energy to produce power.
• An engine typically consists of cylinders, pistons, valves, and a crankshaft.

• Engines can be classified into different types such as internal combustion engines, steam engines, and electric motors.

• Examples of engines include gasoline engines in cars, diesel engines in trucks, and jet engines in airplanes.
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Q2. What is clutch?
Ans. 
A clutch is a mechanical device used to connect and disconnect the power transmission between two rotating shafts.
• Clutches are commonly used in vehicles to engage and disengage the engine from the transmission to change gears.

• There are different types of clutches such as friction clutches, hydraulic clutches, and electromagnetic clutches.

• Clutches can be operated manually by the driver or automatically by the vehicle's ...read more
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Q3. Difference between 2 stroke and 4 stroke engine?
Ans. 
2 stroke engines have power strokes every revolution, while 4 stroke engines have power strokes every other revolution.
• 2 stroke engines have a simpler design with fewer moving parts compared to 4 stroke engines.

• 2 stroke engines require a fuel-oil mixture for lubrication, while 4 stroke engines have a separate oil reservoir.

• 2 stroke engines produce more pollution due to incomplete combustion, while 4 stroke engines are ...read more
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Q4. Difference between petrol and diesel engine
Ans. 
Petrol engines use spark ignition, while diesel engines use compression ignition.
• Petrol engines use a spark plug to ignite the fuel-air mixture, while diesel engines rely on compression to ignite the fuel.

• Petrol engines are lighter and more responsive, while diesel engines are more fuel efficient and have higher torque.

• Petrol engines are typically used in cars and motorcycles, while diesel engines are commonly found in
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In campus placement, aptitude with technical questions exam conducted by JK PAPER.

Q1. Some basic engineering questions
Ans. Basically some basics from your domain,then your internships related questions
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Q2. Why do u want to join this organisation.
Ans. I want to work as mechanical engineer as I have great interest in it
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Q1. How to measure in technical issue
Ans. 
Technical issues can be measured through various methods such as data analysis, testing, monitoring, and feedback collection.
• Use data analysis to identify patterns and trends in technical issues.

• Conduct testing to determine the root cause of the problem and measure its impact.

• Implement monitoring systems to track the performance and behavior of the technical issue over time.

• Collect feedback from users or stakeholders t...read more
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Q2. Y should we measure in mm
Ans. 
Measuring in mm provides a more precise and accurate measurement compared to other units.
• Millimeters are a smaller unit of measurement, allowing for more precise measurements.

• Using mm can help avoid rounding errors that may occur with larger units like centimeters or meters.

• Many mechanical components are designed and manufactured with measurements in mm for accuracy.

• International standards often use mm as the preferred...read more
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Q1. What are your ambitions in life and how you plan to achieve them?
Ans. 
My ambition is to become a successful manager and make a positive impact on the organization. I plan to achieve this by continuously learning, developing my skills, and taking on new challenges.
• Continuously learning and staying updated with industry trends and best practices

• Developing strong leadership and communication skills

• Taking on new challenges and responsibilities to gain experience

• Building a strong network of p...read more
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Q2. What are your strengths and weakness?
Ans. 
My strengths include strong leadership skills, excellent communication abilities, and a proactive approach to problem-solving. My weaknesses include a tendency to be overly critical of myself and a perfectionist mindset.
• Strength: Strong leadership skills

• Strength: Excellent communication abilities

• Strength: Proactive approach to problem-solving

• Weakness: Being overly critical of myself

• Weakness: Perfectionist mindset
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Q3. How will you handle a stressful situation?
Ans. 
I will handle a stressful situation by staying calm, prioritizing tasks, and seeking support when needed.
• Take deep breaths and remain calm to think clearly

• Identify the most important tasks and prioritize them

• Break down complex problems into smaller, manageable steps

• Delegate tasks to team members if possible

• Seek support from colleagues or superiors

• Utilize stress management techniques like exercise or meditation
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Q1. Based on your resume. They will ask questions
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Q1. Salary should be under the cycle
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