An inside micrometer is a precision measuring instrument which measures with an accuracy of 0.01mm. An inside micrometer is used to measure the diameter of holes. To measure the distance between internal parallel surfaces like slots PARTS OF INSIDE MICROMETER The following are the parts of an inside micrometerMicrometer head: – It consists a sleeve, […]
A micrometer is a precision instrument used to measure a job, generally within an accuracy of 0.01 mm.Micrometers used to take the outside measurements are known as outside micrometers. Parts of micrometer FrameThe frame is made of drop-forged steel or malleable cast iron. All other parts of the micrometer are attached to this. Barrel/SleeveThe barrel
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Physical properties of metal Metals have different properties. Depending on the type of application, different metals are selected. Physical properties of metals Colour Weight/Specific gravity Structure Conductivity Magnetic property Fusibility Color :- Different metals have different colors . For example, copper is of a distinctive red color. Mild steel is of a blue/black sheen. Weight
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There are generally two types of systems of measurements are adopted in any industries. 1.Metric systems of measurements 2.British systems of measurements METRIC SYSTEMS OF MEASUREMENT In case of Metric systems of measurement ,Whenever we measure an object, we are actually comparing it with a known standard of Measurement.There are tree standards units of measurements
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What is fire extinguishing ? It is the method of controlling small fire by the help of fire extinguisher is called fire extinguishing . What is fire extinguisher ? A fire extinguisher, flame extinguisher or simply extinguisher is an active fire protection device used to extinguish or control small fires, often in emergency situation. It
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what is fire ? Fire is the burning of combustible material. A fire in an unwanted place and on an unwanted occasion and in uncontrollable quantity can cause damage or destroy property and materials. Fires injure people, and sometimes, cause loss of life. Hence, every effort must be made to prevent fire. When a fire
