Motherson Sumi Wiring Mechanical Maintenance Engineer Interview Questions and Answers

There are various types of compressors used in mechanical maintenance, including reciprocating, rotary, centrifugal, and axial flow compressors.

• Reciprocating compressors use a piston to compress the gas, similar to the engine of a car.

• Rotary compressors use rotating impellers or screws to compress the gas.

• Centrifugal compressors use a rotating impeller to accelerate the gas and then convert the kinetic energy into pres...read more

OEE stands for Overall Equipment Efficiency. It is a measure of how effectively a manufacturing operation is utilized.

• OEE is calculated by multiplying Availability, Performance, and Quality.

• Availability measures the percentage of time that equipment is available for production.

• Performance measures the speed at which the equipment operates compared to its designed speed.

• Quality measures the percentage of good-quality pr...read more

Production planning in shopfloor involves creating a detailed plan for manufacturing processes to ensure efficient and timely production.

• Production planning involves determining the sequence of operations, resources required, and estimated time for each task.

• It includes creating a production schedule, allocating resources, and coordinating with different departments.

• The goal is to optimize production, minimize downtime...read more

Productivity is the measure of efficiency and output in relation to the resources used.

• Productivity is a measure of how efficiently resources are used to produce goods or services.

• It is the ratio of output to input, indicating how much is produced per unit of input.

• Higher productivity means achieving more output with the same or fewer resources.

• For example, in manufacturing, productivity can be measured by the number o...read more

5S is a methodology used to organize and maintain a clean, efficient, and safe work environment.

• 5S stands for Sort, Set in Order, Shine, Standardize, and Sustain.

• Sort involves removing unnecessary items from the workplace.

• Set in Order focuses on arranging necessary items in a logical and efficient manner.

• Shine involves cleaning and maintaining the workplace.

• Standardize establishes guidelines and procedures for maintain...read more