Maheshwari Mining Quality Engineer Interview Questions and Answers

The 7 QC Tools are a set of basic tools used for quality control and problem-solving in manufacturing and other industries.

• Check sheet: Used to collect and analyze data in a systematic manner.

• Histogram: A visual representation of data distribution.

• Pareto chart: Helps identify the most significant factors contributing to a problem.

• Cause-and-effect diagram (Fishbone diagram): Used to identify and analyze potential causes...read more

Handle customer complaints by listening, empathizing, investigating, resolving, and following up.

• Listen to the customer's complaint without interrupting

• Empathize with the customer's situation and show understanding

• Investigate the root cause of the complaint to prevent future occurrences

• Resolve the issue promptly and effectively

• Follow up with the customer to ensure satisfaction and prevent recurrence

GD&T stands for Geometric Dimensioning and Tolerancing, a system for defining and communicating engineering tolerances.

• GD&T is a symbolic language used on engineering drawings to specify the allowable variations in form, size, and orientation of features.

• It helps ensure that parts fit together properly and function as intended.

• GD&T includes symbols, such as concentricity, flatness, perpendicularity, and position, to co...read more

The 5 core tools of Quality are essential techniques used in quality management to ensure products and processes meet standards.

• 1. Process Flowcharts: Used to visually represent the steps in a process.

• 2. Cause and Effect Diagrams (Fishbone Diagrams): Used to identify and analyze potential causes of a problem.

• 3. Control Charts: Used to monitor process variation over time.

• 4. Check Sheets: Used to collect and analyze data...read more

Pellet plant is a facility that transforms raw materials into pellets through a series of processes like grinding, drying, and compressing.

• Raw materials such as wood chips or sawdust are fed into the plant

• The raw materials are ground into a fine powder

• The powder is then dried to remove moisture

• The dried powder is compressed into pellets using a pellet press

• The pellets are cooled and screened to ensure quality

• The final ...read more

Replacing cooler car plates involves removing old plates, cleaning the area, and installing new plates securely.

• Remove old cooler car plates carefully to avoid damaging surrounding components

• Clean the area thoroughly before installing new plates to ensure proper adhesion

• Securely install new cooler car plates to prevent any leaks or malfunctions

The reverse process of kiln girth gear involves disassembling, inspecting, repairing, and reassembling the gear to ensure proper functioning.

• Disassemble the girth gear carefully to inspect for any damage or wear

• Repair or replace any worn or damaged components

• Reassemble the gear ensuring proper alignment and torque specifications

• Perform testing to ensure the gear functions correctly after reassembly

Kirchhoff's Current Law states that the algebraic sum of currents meeting at a point in an electrical network is zero.

• Kirchhoff's Current Law is also known as the junction rule.

• It is based on the principle of conservation of charge.

• The law applies to both DC and AC circuits.

• It is used to analyze and solve complex electrical circuits.

• An example of applying Kirchhoff's Current Law is when determining the current flowing ...read more

Electrical engineering is a field that deals with the study, design, and application of electricity, electronics, and electromagnetism.

• Electrical engineering involves the generation, transmission, and distribution of electrical power.

• It includes the design and development of electrical systems and components such as circuits, motors, generators, and transformers.

• Electrical engineers work on various applications like po...read more

Motors work on the principle of converting electrical energy into mechanical energy.

• Motors use the interaction between magnetic fields and electric currents to generate force and motion.

• They consist of a stator (stationary part) and a rotor (moving part).

• The stator contains coils of wire that produce a magnetic field when an electric current passes through them.

• The rotor, usually made of a permanent magnet or electroma...read more

Before replacing a fuse, one should take certain precautions to ensure safety.

• Ensure that the power supply is turned off before replacing the fuse.

• Identify the correct type and rating of the fuse to be replaced.

• Use appropriate safety equipment such as insulated gloves and goggles.

• Inspect the fuse holder for any signs of damage or overheating.

• Check for any underlying issues that may have caused the fuse to blow.

• Follow t...read more