What are the industrial application of electrolysis?

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Answer : According to application, instruments are classified as switch board, portable.

Description : What is Amorphous metal? Give one application of this metal.

Answer : Amorphous Metals: Amorphous Metals means materials that do not possess a particular structure. Metal alloys typically possess crystalline atomic structure. The atoms are arranged in particular ... cores of special transformers d) Manufacturing magnetic sensors e) Magneto-motive sensors 

Description : What is the application of thyristor?

Description : What is op amp and its application?

Answer : Integrated circuit design for particular application is known as Application Specific Integrated Circuit ASIC. ASIC have smaller size, less power consumption and less cost .

Description : Application one lamp controlled from two places

Answer : Application one lamp controlled from two places: 1. For Stair case wiring 2. Hospital Wiring ( For operating the lamp in room and nursing station) 3. Bedroom Lighting. 

Description : List different types of stepper motor. State one application of stepper motor.

Answer : Types of stepper motor : (i)Variable - reluctance motor (ii) Permanent- magnet motors (iii) Hybrid motors. Applications of stepper motor : In robotics, In CNC machines, In computers, printers, ... In Watches, In biomedical applications such as X-ray machines, CT scan, In Process control systems. 

Description : application of CRO.

Answer : Applications of CRO: 1) Voltage measurement. 2) Current measurement. 3) Measurement of phase difference. 4) Measurement of phase. 5) Measurement of frequency. 6) Measurement of inductance. ... in various circuits. 17) For checking transistor. 18) It can measure short time interval.

Description :  application of logic analyzer.

Answer : Digital systems. Computer systems Logic circuits. Testing complex digital

Description : State principle of operation of piezo-electric transducer. State its application.

Answer : The piezoelectric element used for converting mechanical movement into electric signals. The mechanical deformation generates charges and this charge appears as a voltage across the electrodes.  ... destructive test (NDT) equipments 6. Piezoelectric materials are used in ultrasonic transducers. 

Description : State the application of phase sequence indicator; clip on ammeter, frequency meter & P.F. meter.

Answer : Phase Sequence Indicator:  1. For finding correct phase sequence of supply  2. For obtaining exact instant of parallel operation of alternators.  3. For obtaining reversal of rotation ...  4. In electroplating industries   5. In various processes industries for measuring power factor

Description : Application of Norton's theorem to a circuit yields?

Answer : Application of Norton's theorem to a circuit yields equivalent current source and impedance in series.

Answer : Two-value capacitor motor finds increased application as compressor motor in small home air-conditioners because it has low starting as well as running currents at relatively high power factor.

Description : Application Specific Instruction Set Processor (ASIP)

Answer : An application specific instruction set processor (ASIP) can serve as a compromise between the general purpose processor and single-purpose processors. An ASIP is a Programmable processor ... fetch sequential data memory locations in parallel with other operations to further speed execution.

Answer : Most common form of A.C. meters met with in every day domestic and industrial installations are induction type single phase energy meters.

Description : Explain events leading to flixborough industrial disaster. 

Answer : Events leading to flixborough industrial disaster: The plant at Flixborough produced the raw materials for nylon. The disaster happened during the processing of cyclohexane - a highly inflammable component liquid - when a ... simplest form it's a bit like throwing water on to a burning chip pan." 

Description : Describe the types of Industrial hazards in brief. 

Answer : Hazard: A hazard in anything in the work place that has the potential to harm people. It includes objects in the workplace such as machinery or dangerous chemicals.  Types of hazards ... making any explosive substance, also any apparatus, machine or material used with any explosive substance.

Description : Define the following: i) Residential load ii) Industrial load

Answer : i) Residential load: The electrical load which is used in residential installation is called as residential load. E.g. incandescent lamp, florescent tube, fan ,5A socket &15A socket etc.   ii ... 3-ph any type of motor, electric furnace ,oven,welding transformer and any power load etc. 

Description : How rating of main switch and cable is selected for Industrial Installation.

Answer : 1. Rating of Main Switch or Fuse Rating is decided in industrial installation: Rating of main switch or fuse is based up the starting current of motor. For calculating starting current is considered 2 ... take 1.5 times the rated current or full load current. & thus cable rating is decided.

Description : Compare industrial electrical installation and residential electrical installation.

Answer : Basis Residential Electrical Installation Commercial Electrical Installation Load capacity Less High Input Supply Generally single phase Generally 3 phase Purpose Domestic ... supply voltage is equal to or more then 400V then there is need of caution notice

Description : Explain selection of starters for Industrial Installation. 

Answer : selection of starters for Industrial Installation: Every motor must be provided with a starter to start and stop the motor. It shall be within the sight of a person at the motor. It shall be so arranged as ... -Auto transformer starter  Slip ring I.M.------------------Rotor resistance starter

Description : Describe scheduled maintenance. What are its advantages ? 

Answer : Scheduled maintenance: Scheduled maintenance is a stich-in-time procedure which is aimed at avoiding breakdowns. Breakdowns can be dangerous to life and hence should be minimized. Scheduled ... , such as lubricating and retightening screws Lower long term costs compared with breakdown maintenance 

Description : Explain on-line maintenance of Rotameter. 

Answer : On line maintenance of Rotameter: In a chemical plant, it is a normal practice to do on line maintenance work. This avoids total shutdown of the equipment or plant. This is possible, if proper ... . Thus it is possible to attend maintenance jobs in the line without stopping the production.

Description : Explain functions and responsibilities of maintenance department.  

Answer : Functions and duties of plant maintenance department 1)Inspection 2)Engineering 3) Maintenance 4) Repair 5) Overhaul 6)Construction 7) Salvage 8) Clerical work 1)Inspection: i) Inspection of ... , ii) of time progress on jobs pertaining to important features of building and production equipment.

Description : Give procedure for doing safety audit. Explain records to be examined during safety audit. 

Answer : Procedure of safety Auditing : Safety audit is carried out by a team whose members are not involved in the plant or activity being audited. The expertise of the team should be compatible with ... . Maintenance procedure records. 14. House keeping inspection records. 15. Record of previous audits.

Description : Describe the sampling technique for petrochemical industry. 

Answer : Sampling technique for petrochemical industry: In the petrochemical industry, representative samples of liquid petroleum gas and other high vapor pressure gases and liquids are needed for process monitoring, ... quality, protect plant assets, and keep operators, the public and the environment safe.

Description : Explain factories Act 1948 with respect to (i) General duties of occupier (ii) Approval, licencing and registration of factories (iii) Duties of the inspector. 

Answer : Factories Act 1948: (i) General duties of occupier:  (1) Every occupier shall ensure, so far as is reasonably practicable, the health, safety and welfare of all workers while they ... be compelled under this section to answer any question or give any evidence tending to incriminate himself.

Description : Explain safe work place layout in industry. 

Answer : Safe work place layout in industry: 1. The layout should be such that every workman has enough space to move and operate. 2. The minimum distance between each equipment should be 75 ... each major hazard. 8. Equipment within process unit should be located with due consideration to potential hazard.

Description : Explain objectives of safety audit.  

Answer : Objectives of safety audit: Objectives are: 1. To provide the safe working place to every working staff and management. 2. To identify different level of hazards in each working place ... and correct safety impediments which may result in personal injuries, property damage or business interruption.

Description : Explain breakdown maintenance. Give any two disadvantages of it.  

Answer : Breakdown maintenance: This method of maintenance implies that repairs are made after the equipment is out of order and it cannot perform its normal function any longer. In such situation, ... those plant items which are regulated by statutory provision eg. Cranes, lifts, and pressure vessels.

Description : Give safety measures adopted in fertilizer industry.  

Answer : Education and personal hygiene PPE and safety showers Process segregation Heat insulation and careful operation handling Probably handle mechanization and automation Proper ventilation Pipe line and storage tank precaution specially ammonia storage  Catalyst handling and storage

Description : Explain information derived from Hazard Analysis (HAZAN).

Answer : Information derived from HAZAN: It is the operation in which initial study is done to determine Hazard, effect and its causes. e.g. Manufacturing of product using electricity Hazard could be assumed as ... system cause the accident for storage reactor, pipe line, vessel 3) Find out the initial event

Description : Explain the steps to build a safety strategic plan. 

Answer : Steps to build a safety strategic plan: 1. Decide the mission and long range objectives of an organization 2. Collect and analyses the related information of mission, objectives and challenges 3 ... and environmental crisis that can be faced in future. 5. Implement and control the alternative

Description : Explain causes of accident. 

Answer : Causes of accident:  Causes of accident in an industry:  1. Technical causes. These are due to un safe condition which is originated from a) Mechanical factors b) Environmental ... vi) Lack of skill and knowledge. vii)Improper attitude towards work viii)Carelessness ix) Inattentiveness.

Description : Explain safety failures which caused Bhopal tragedy. 

Answer : Safety failures which caused Bhopal tragedy: 1.During the leakage of methyl Isocynate from the storage tanks of union carbide the water sprayers of the industry was not in working conditions. 2. ... Gas scrubbers were not in working condition. 5. Absence of occupiers in industry at that situation.

Description : Explain preventive maintenance. 

Answer : Preventive maintenance: It is a system of scheduled, planned maintenance tries to minimize the problem of breakdown maintenance. It is a stich- in- time procedure. It locates weak spots in all equipment ... 8. Lower unit cost of manufacture. 9. Increased equipment life. 10. Better product quality.

Description : Define hazard. Name different types of hazard.

Answer : Hazard: A hazard in anything in the work place that has the potential to harm people. It includes objects in the workplace such as machinery or dangerous chemicals. Types of hazards : 1) Mechanical ... 3) Noise hazards 4) Radiation hazards 5) Explosion hazards 6) Toxic hazards 7) Chemical hazards

Description : Give the steps involved in accident investigation. 

Answer : Steps involved in accident investigation: 1. Provide first aid and/or medical care to the injured persons and take action to prevent further injury or damage. This is the first priority. ... the effectiveness of the corrective actions taken. 9. Make adjustments as needed to continue to improve.

Description : Explain Failure Modes and Effect Analysis (FEMA). 

Answer : Failure Modes and Effective Analysis (FMEA): FMEA is a design tool used to systematically analyze component failure and identify the resultant effects on system operations. It is a systematic way of identifying ... 4. Human errors are not considered It considers only one failure mode at a time.

Description : Describe the process of safety planning. 

Answer : Process of safety planning: The steps of planning are: 1. Identify problems 2. Establish objectives or goals 3. Develop planning premises(eg. Land, labour, capital, market, money, time, production, ... . Select a course of action 7. Formulate derivative (final) plan and sub pland as per need.

Description : Name types of maintenance. 

Answer : Types of maintenance: 1. Corrective or breakdown maintenance 2. Scheduled maintenance 3. Preventive maintenance 4. Predictive maintenance

Description : Name various hazards in polymer plants. 

Answer : Various hazards in polymer plants: 1. Chemicals like formaldehyde and caprolactam cause burning in eyes, nose and throat. 2. High temperature and pressure of thermic fluid may cause burn and ... used in making polyester resins may cause fire and explosion. Styrene vapour may cause narcosis.

Description : Give the interpretation of ‘worker’ in factories Act 1948. 

Answer : Interpretation of worker in factories Act 1948: "Worker" means a person [employed, directly or by or through any agency (including a contractor) with or without the knowledge of the principal ... of the manufacturing process [but does not include any member of the armed forces of the Union].

Description : Give the purpose of doing accident investigation.  

Answer : Purpose of doing accident investigation: The purpose is to find out the real cause of the accident and then based on it, to suggest remedial measures to prevent its recurrence.

Description : Define Safety Integrity Level. (SIL) 

Answer : Safety Integrity Level: SIL is defined as a relative level of risk reduction provided by a safety function, or to specify a target level of risk reduction. 

Description : Define safety planning.  

Answer : Safety planning: It is the first step of safety management where in a safety manager decides in advance safety objectives, policy, procedure, strategies, rules, programmes, method, budget ... facts and anticipating foreseeable events that may affect safety of plant, people and environment.

Description : Define safety.  

Answer : Safety in industry : Industrial safety is defined as policies and protections put in place to ensure plant and factory worker protection from hazards that could cause injury. 

Description : Explain predictive maintenance in detail.

Answer : Predictive maintenance: Predictive maintenance makes use of human sense or other sensitive instruments such as audio gauges, vibration analyser, amplitude meter , pressure , temperature and resistance ... 4. Pressure, temperature and resistance strain gauges: eg. Excessive temperature of equipment.

Description : Describe “Bhopal Gas disaster”.

Answer : The Bhopal disaster, also referred to as the Bhopal gas tragedy, was a gas leak incident on the night of 2-3 December 1984 at the Union Carbide India Limited (UCIL) pesticide plant in Bhopal, ... 4. Gas scrubbers were not in working condition. 5. Absence of occupiers in industry at that situation.

Description : How accident reporting and investigation is carried out ?

Answer : Accident investigation: Philosophy of industrial accident investigation should be clear and well explained to workers. It should not be oriented towards fault-finding and blaming any individual. Its main ... information for insurance purpose. 10. The delivery of the report to whom and how.

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