General Concepts 2 min read
Electrical Humidity Sensing Absorption Hygrometer
Basic Principle: A change in resistance with change in humidity is taken as a measure of humidity. This is type…
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Economics 3 min read
Property rights
Markets are efficient at producing private goods, largely because producers and consumers have the right of ownership of the resources…
General Concepts 2 min read
Dew Point Meter
Basic Principle of Dew Point Meter By Cooling at constant pressure if the temperature of air is reduced, the water-vapour…
Economics 2 min read
Education as a merit good
In compensating for the failure of markets to supply public andmerit goods, central and local government can intervene. In the case of pure…
Economics 3 min read
Merit goods and positive consumption externalities
With education, few students will know with any precision the benefit to themselves of being educated, let alone the benefit to…
General Concepts 1 min read
How to Calibrate a Thermometer using Primary Calibration Method
The temperature measuring devices such as mercury-in-glass thermometer, bimetallic thermometer, resistance thermometer and thermocouples can be calibrated using a primary…
Economics 2 min read
The supply of merit goods
Economic theory predicts that while markets may form to supply some merit goods, total supply will be insufficient to achieve…
Economics 2 min read
Merit goods
The market for merit goods is an example of an incomplete market. Merit goods have two basic characteristics: Firstly, unlike a private good, the net…
General Concepts 3 min read
Hot Wire Anemometer (Thermal Method)
Basic Principle of Hot wire Anemometer When an electrically heated wire is placed in a flowing gas stream, heat is…
Economics 4 min read
Quasi public goods
The market for quasi-public goods is an important example of an incomplete market. A quasi-public good is one that resembles…
General Concepts 2 min read
Fuzzy logic control
Introduction to Fuzzy logic control In fuzzy logic control the experience of human process operator, is incorporated in design of…
