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Archive | Production Management

Operating Characteristic (O.C.) Curves

After reading this article you will learn about:- 1. Introduction to O.C. Curves 2. O.C. Curves for Single Sampling Plan 3. O.C. Curves for Double Sampling Plan 4. Zones. Introduction to O.C. Curves: O.C. curves quantifies manufacturer’s (producer’s) risk and consumer’s (purchaser’s) risk. This is a graph of the percentage defective in a lot versus […]

Frequency Distribution and Controlling Product Quality

After reading this article you will learn about frequency distribution and its use in controlling product quality. It is found that if production is carried on with proper care and accuracy then generally the resultant lot will be distributed in a so called normal pattern such as shown in plot 61.3. In this each product […]

Value Analysis: Meaning Steps and Advantages

After reading this article you will learn about value analysis as the best cost reduction technique:-  1. Definition of Value Analysis 2. Types of Values 3. Functions of a Product in Value Analysis 4. Steps 5. Un-Necessary Costs and Value Analysis 6. Value and Cost 6. Team Approach 7. Objectives 8. Stages 9. Requirements of […]

Make or Buy Decision: Factors, Criteria and Analysis

After reading this article you will learn about:- 1. Introduction to Make or Buy Decision 2. Factors Considered for Make or Buy Decision 3. Criteria 4. Analysis 5. Procedure and Personnel Involved 6. Checklist. Introduction to Make or Buy Decision: Make or buy is a valid consideration in any cost reduction or product improvement programme. […]

Work Study: Meaning, Productivity & Work Study

This article provides notes on Work Study. After reading these notes you will learn about:- 1. Meaning of Work Study 2. Productivity and Work Study 3. Work Study Department 4. Quality of Work Study Man 5. Good Relations for Work Study 6. Applications 7. Work Study and the Management. Meaning of Work Study: Work study […]

Classification of Manufacturing Process

The manufacturing processes can be classified as: 1. Forming Processes 2. Moulding Processes 3. Machining Processes 4. Assembly Processes 5. Finishing Processes. 1. Forming Processes: In the metal industry, some of the primary forming operations may take place such as the rolling of basic shapes in steel, aluminium etc. Some of the common shapes so […]

Motion Study: Meaning, Objectives and Tools

After reading this article you will learn about the following things:- 1. Meaning of Motion Study 2. Aims (Objectives) of Motion Study 3. Procedure 4. Micromotion Method 5. Elements of Therbligs Process 6. Present Symbols 7. Cyclegraph and Chronocycle Graph 8. Principles 9. Tools and Techniques. Meaning of Motion Study: In this field, pioneering work […]

Time Study: Definition, Procedure and Methods

Meaning and Definition of Time Study: When a customer wants to purchase some products, then he usually compares the prices with those of similar products, which are being manufactured by other producers. Therefore, to give competitive quotations, estimation of accurate labour cost is very essential as it has got large effect on the price. If […]

Automation: Meaning, Types and Advantages

After reading this article you will learn about:- 1. Meaning of Automation 2. Types of Automation 3. Advantages 4. Disadvantages 5. Suitability. Meaning of Automation: The term ‘Automation’ is relatively new in the language of management and this word was first used at the Ford Motor Company in the late 1940. ‘Automation’ may be defined […]

Work Sampling: Objectives, Theory and Applications

After reading this article you will learn about:- 1. Meaning of Work Sampling 2. Objectives of Work Sampling 3. Theory 4. Procedure 5. Determination of Time Standards 6. Applications 7. Advantages 8. Disadvantages 9. Errors. Meaning of Work Sampling: Work sampling, also called ‘Activity Sampling’ or ‘Ratio Delay Study’, is based on the statis­tical method […]

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