Parason Machinery
10+ Great White Global Interview Questions and Answers
Q1. What is the difference between lean manufacturing and TPM?
Lean manufacturing focuses on eliminating waste while TPM focuses on maximizing equipment effectiveness.
Lean manufacturing aims to reduce waste in the production process
TPM aims to maximize equipment effectiveness and minimize downtime
Lean manufacturing focuses on continuous improvement and involves all employees
TPM involves regular maintenance and upkeep of equipment
Both methodologies can be used together to improve overall operational efficiency
Q2. Si units of current, pressure,voltage, hardness
SI units measure current (Ampere), pressure (Pascal), voltage (Volt), and hardness (no standard SI unit).
Current: Measured in Amperes (A), e.g., 5 A in a circuit.
Pressure: Measured in Pascals (Pa), e.g., atmospheric pressure is about 101,325 Pa.
Voltage: Measured in Volts (V), e.g., a standard battery is 1.5 V.
Hardness: No standard SI unit; often measured using scales like Mohs or Brinell.
Q3. What is MTBF and MTTR?
MTBF stands for Mean Time Between Failures and MTTR stands for Mean Time To Repair.
MTBF is the average time between two failures of a system or equipment.
MTTR is the average time taken to repair a failed system or equipment.
MTBF and MTTR are important metrics in measuring the reliability and maintainability of a system.
MTBF and MTTR can be used to calculate the availability of a system.
For example, if a machine has an MTBF of 1000 hours and an MTTR of 2 hours, its availabilit...read more
Q4. What lean principles are you familiar with?
Familiar with principles such as value stream mapping, 5S, kanban, and continuous improvement.
Value stream mapping to identify and eliminate waste in production processes
Implementing 5S methodology for workplace organization and efficiency
Using kanban systems to manage inventory levels and production flow
Continuous improvement through Kaizen events and problem-solving techniques
Q5. Which ERP systems have you worked with?
I have worked with SAP, Oracle, and Microsoft Dynamics ERP systems.
Experience with SAP ERP system
Proficiency in Oracle ERP system
Familiarity with Microsoft Dynamics ERP system
Q6. What is Newton's 2nd law
Newton's 2nd law states that force equals mass times acceleration (F=ma), explaining how objects move under applied forces.
The law can be expressed as F = ma, where F is force, m is mass, and a is acceleration.
It implies that the greater the mass of an object, the more force is needed to accelerate it.
For example, pushing a car requires more force than pushing a bicycle due to the car's greater mass.
The direction of the force applied determines the direction of the accelerati...read more
Q7. What is mig welding
MIG welding is a welding process that uses a continuous wire feed and an inert gas to create a strong bond between metals.
MIG stands for Metal Inert Gas, also known as Gas Metal Arc Welding (GMAW).
It uses a continuously fed wire electrode that melts to join metals.
An inert gas, usually argon or a mix of argon and carbon dioxide, protects the weld from contamination.
MIG welding is versatile and can be used on various metals, including steel, aluminum, and stainless steel.
Commo...read more
Q8. How Motor works
A motor converts electrical energy into mechanical energy using electromagnetic principles.
Motors operate on the principle of electromagnetism, where electric current creates a magnetic field.
In a DC motor, a commutator reverses the current direction, allowing continuous rotation.
AC motors use alternating current to create a rotating magnetic field, driving the rotor.
Induction motors rely on electromagnetic induction to generate motion without direct electrical connection to ...read more
Q9. What is pulp and paper technologies
Pulp and paper technologies refer to the processes involved in the production of paper from wood or recycled materials.
Pulp production involves separating fibers from wood or recycled materials
Paper production involves forming a sheet of paper from pulp and drying it
Technologies used include chemical pulping, mechanical pulping, and recycled fiber processing
Environmental concerns include deforestation and pollution from chemicals used in the process
Q10. Types of steels
Steels are categorized based on their composition and properties, including carbon, alloy, and stainless steels.
Carbon Steel: Contains varying amounts of carbon; used in construction and manufacturing. Example: A36 steel.
Alloy Steel: Contains additional elements like chromium, nickel, or molybdenum; enhances strength and toughness. Example: 4140 steel.
Stainless Steel: Contains at least 10.5% chromium; resistant to corrosion. Example: 304 stainless steel.
Tool Steel: Designed f...read more
Q11. Take trials with 0 benefit's
Taking trials with no benefits can be challenging but necessary for research and development.
Trials without benefits are essential for testing new technologies or processes.
These trials help identify potential issues or improvements that can lead to future benefits.
Examples include testing a new machining technique on a VMC without immediate benefits but with the potential for increased efficiency in the long run.
Q12. Rudd behaviour of mamagers
Managers' behavior can greatly impact the work environment and productivity of employees.
Managers should lead by example and demonstrate professionalism.
Effective communication is key in building trust and fostering a positive work culture.
Managers should provide clear expectations and feedback to employees.
Recognizing and rewarding employees for their hard work can boost morale and motivation.
Handling conflicts and challenges in a fair and respectful manner is important for ...read more
Q13. Daily working activities
Daily activities include managing invoices, following up on payments, and ensuring accurate financial records.
Review and process incoming invoices to ensure accuracy and compliance with company policies.
Follow up with clients on overdue payments via email or phone calls, maintaining a professional tone.
Reconcile accounts receivable ledger to ensure all payments are accounted for and properly posted.
Generate daily, weekly, and monthly reports on accounts receivable status for ...read more
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