Metrology Engineering

Difference Between Colorimeter and Spectrophotometer

Difference Between Colorimeter and Spectrophotometer: Colorimeter and spectrophotometer are instruments used for measuring the color of light. They are similar in function but different in application. What is Colorimeter? A colorimeter is a device that measures color by converting incident light into an electrical signal that can be measured and then converted back to the …

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Talysurf surface meter principle and operation – Mechanicaleducation.com

Talysurf Surface Meter Principle & Operation Talysurf is used to measure the surface roughness by electronic principle, it has the stylus and skid type instrument used for measuring. This type of electronic means has rapid and accurate as compared to other surface meter. It consists of sharp pointed diamond stylus in a measuring head. in …

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Advantages and Disadvantages of Cavitation

Advantages and disadvantages of cavitation: The advantages are that it improves efficiency by increasing heat transfer while reducing friction by allowing for faster movement.  Cavitation can be used to create micro-bubbles which help improve the flow and circulation of liquid in a liquid-filled tube. It is an efficient method for cleaning and treating the liquid …

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Difference between an Anodic and Cathodic Coating

Difference between an Anodic & Cathodic coating Anodic means positively charged conductor and cathodic means negatively charged conductor. Anodic coating and cathodic coating are the two types of electroplating processes. They differ in their metal and process parameters, but they both work on a similar principle they coat metallic materials with a thin layer of …

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Define Higher Calorific Value, Lower Calorific Value and Equilibrium constant?

Calorific value: Calorific value is defined as the fuel of unit mass or volume is completely burnt at this process the amount of heat liberated is known as calorific value. Higher Calorific Value: It is defined as When the burnt of unit mass is done completely and the product of combustion should be cool down …

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About Cast Iron and different types of effecting properties on Cast Iron

Cast Iron and different types of effecting properties on Cast Iron Cast Iron is made from Iron and carbon Alloy, In general, Cast iron contains 2.5% to 4% carbon. Cast Iron has low ductility and poor Malleability. Using raw materials cost to manufacture cast iron is cheap. There are different types of cast irons like. …

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Explain the principle and operation of the talysurf surface meter

Explain the principle and operation of the talysurf surface meter Talysurf is used to measure the surface roughness by using an electronic principle, this surface meter consist of stylus and skid type instrument used for measuring the surface of the give product. This type of talysurf surface meter contains an Electronic means which is exact …

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Explain the various order of geometrical irregularities on the surface? Write the advantages and disadvantages of the stylus probe type instrument?

 various order of geometrical irregularities on the surface: When the metal is machined by some process, it cannot be perfectly finished and hence irregularities are present on it. There are some geometrical irregularities on surfaces can be classified into various orders. 1. First order: These irregularities are formed in the machine, due to inaccuracies, this …

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