Theories Used In Engineering

 The plier is basically a pair of two legs, which is attached to a pivot. Both of its legs have a long handle and a short jaw. It is used to hold, fasten, pull and rotate small parts and components. It is used for bending and cutting low diameter wires. In addition, pliers are also used for shaping and folding light metal sheets. The pliers are made of high quality steel. Its metal parts should be wiped with a cloth immersed in oil. Also the oil on the pivot and joints should be applied from time to time. There are various types of pliers, of which the following pliers are mainly used by electricians. 1.Diagonal Cutting Plier 2.End Cutting Plier  3.Flat Nose Plier  4.Round Nose Plier  5.Long Nose Plier 6.Combination Plier 1.Diagonal Cutting Plier It is also called a side cutting player. It is used to cut low diameter wires and cables that are near the terminal. It is used to remove cables and court coverings and insulations as well as other processes; For example, s...

  Artificial Respiration   Under this action, if the person is not breathing, he is breathed through various actions.  There are 4 types of artificial breathing   1. Sylvester Method            2. Shaffer Method  3. Mouth-to-mouth Respiration  4. Artificial Respiration instrument    1.Sylvester Method   This method is used when the victim has chest blisters. In this method, the victim is reclined on the back. Immediately a pillow is placed under his back, so that his chest is lifted up and the head is lowered. Now two situations attempt to breathe in the body of the victim.    First position  Sit on your knees near the victim's head. Tie half the fists of both his hands and spread the arms straight. Now bring both the hands of the victim slowly to his chest. Second position    Put some pressure on the victim's chest with your hands in the first position. After two to three secon...

Fire Extinguishing           Fire extinguishers must be available in every workshop to extinguish the fire, Because it is necessary to stop the fire in the workshop due to electrical short-circuit or any other reason. Fire extinguishers and equipment should be installed in the workshop at a place where they can be used immediately. In addition to this, there should also be arrangements for buckets filled with sand, buckets filled with water, etc. It is a device by which a fire can be extinguished by spraying liquid, gas or powder on burning objects, stopping the supply of oxygen to the burning object. The fluid, gas or powder sprinkled by it is not self-flammable nor helpful in combustion. Types of Fire Extinguisher   Fire extinguishers are mainly of the following types    1.Water-flled Fire Extinguisher              In this type of machine, water is filled with pressure. Pressing its lever produces a barrage of...

  Bureau of Indian Standards BIS  Indian Standards Bureau (BIS) is the national standards body of India functioning under the aegis of the Ministry of Consumer Affairs and Food & Puplic Distribution. It is established by the Bureau of Indian Standards Act, 1986, which came into force from 23 December 1986. The main functions of the Bureau of Indian Standards are to protect consumers from hazardous products, to provide safety for public health, and1 to provide quality assurance. Advantages of BIS / ISI  Consumers receive the following benefits through the BIS / ISI standard   1. It helps the consumer to choose   2. By this, fraud can also be avoided.  3. By this, assurance of security is given for the crisis against life and property.  4. ISI marked products get replacement when substandard quality.   SI System of Units  The system is made by the National Physics Laboratory, UK and the National Bureau of Standards, USA. It is a w...

Kaam sikhte wqt workers ko workshop me safety se kiye jane wale kamo or rules ko jaanlena chahiye. Machines ya workshop jesi jgaho ki diwaro per kayee tarh ke Signs lge ya likhe hote hai. Jinhe hum safety Signs bhi khte hai. Safety sings four type ke hote hai. 1. Prohibitive Signs (निषेधात्मक चिन्ह) 2. Mandatory Signs (अनिवार्य चिन्ह) 3. Warning Signs (चेतावनी चिन्ह) 4. Informational Signs (सूचनात्मक चिन्ह) • Prohibitive Signs En sign se kuch kaamo ya activists ko kerne ke liye mana kiya jata hai. Gool shape me ye sing red colour ke border or kross baare or white background per black pictures se bni hoti hai. Example; daudne ke liye mna kerna,smoke kerne ke liye mna kerna,naked flames jlane se mna kerna, etc. Prohibitive Signs  • Mandatory signs Es gign se workers ko safety ki baate btai jaati hai or workers en signs ko dekh ker smjh lete hai. Ye signs blue colour background or white colour ke pictures per hote hai. Example; Helmet, glass, boots, gulps, mask etc. Manda...