Principle of Manufacturing Engineering sheet 2
1) Answer all the following questions:
1. What do you mean by industrial safety? What are major safety objectives?
Industrial safety is defined as policies and protections put in place to ensure plant and factory worker protection from hazards that could cause injury
2. What is an accident? Describe briefly the common causes and sources of accidents.
are the mishaps leading injury to man, machines or tools and equipment and may cause injury and result either death or temporary disablement or permanent disablement of the industrial employees.
3. Explain in brief the various methods of safety adopted in plant.
1. Because of ignorance to work with equipment's, hand tools, cutting tools and machine tools.
2. Operating machine and equipments without knowledge.
3. Extra curiosity to work without knowing.
4. Due to poor working conditions.
5. Because of speedy work.
6. Improper method to work.
7. Due to use of improper tools.
8. Because of lack of discipline.
9. Uninterested in work.
10. Due to carelessness.
11. Due to over confidence.
12. Bad working environment.
13. Because of excessive over times duty by industrial workers.
14. Dangerous materials with which to work.
15. Lack of cleanliness.
16. Due to poor planning
4. Explain briefly the safety precautions associated with material handling in the plant.
1. One should not leave the machine ON even after the power is OFF and until it has stopped running completely. Someone else may not notice that the machine is still in motion and be injured.
2. Operator should not talk to other industrial persons when he is operating a machine.
3. One should not oil, clean, adjust or repair any machine while it is running. Stop the machine and lock the power switch in the OFF position.
4. One should not operate any machine unless authorized to do so by the authorize person in the shop.
5. Always check that work and cutting tools on any machine are clamped securely before starting.
6. The floor should be kept clean and clear of metal chips or curls and waste pieces Put them in the container provided for such things. Scraps and chips or curls may cut through a shoe and injure the foot.
7. Defective guards must be replaced or repaired immediately.
8. One should not operate any machinery when the supervisor or instructor is not in the shop.
9. All set screws should be of flush or recessed type. Projecting set screws are very dangerous because they catch on sleeves or clothing.
10. One should not try to stop the machine with hands or body.
5. *Describe briefly the general provisions of factories act 1948, regarding safety.
6. *Discuss various methods used for artificial respiration required for a victim.
7. How fire can be prevented in industries? Explain in brief.
Mis-happening of a large number of fire hazards, accidents, industrial disasters etc., can be reduced to the minimum possible extent through careful safety planning within an industrial organization. All these unwanted events can be prevented by effective planning for safety
2) State which of the following statements is true and which is false:
1- Industrial safety is defined as policies and protections put to ensure plant only protection from hazards ( x )
2- Planning for industrial safety can`t be reduced to fire hazards, accidents ( x )
3- The main objective of industrial safety eliminate accidents causing work stoppage and production loss ( √ )
4- You must wear safety glasses when working with machinery and hand tools in the workshop ( √ )
5- It is OK to talk to your classmates when you or they are operating a machine? ( x )
3) Put a line under the correct answer: (MCQ)
1- How many types of industrial safety system in process industry……
a) One type b) tow types c) three types d) four types
2- An accident no damage or injury ……….
a) Trivial b) Near c) Fatal d) Minor
3- An accident with very less damage ……….
4- An accident with damage and injury more than trivial ………
a) Trivial b) Near c) Fatal d) Minor
5- An accident with heavy damage ……..
a) Serious b) Near c) Fatal d) Minor
6- An accident may be loss of lives also
a) Trivial b) Near c) Fatal d) Minor
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