Science Activities

How does electromagnetic bell works

What is Electromagnet To understand about electric bell, first of all we will have to understand that what is electromagnet. Electromagnet is the magnet which produce magnetic field by passing electric current through the wire loop on some metal core. A simple electromagnet can be made by wrapping a wire…

Solar Energy – Multiple Conversions

Solar energy is the ¬†energy which comes from sunlight, since thousands of years this energy is being used by people in different ways all over the world i.e. heating, cooking, and drying. In today’s world it is being used to generate electricity power as well. There are many remote parts…

How does hydroelectricity works

Hydroelectric power is the power generated by flowing water like from running rivers. It is an attractive power source because the power generation cost is nothing. The intermediary device needed in the generation of hydroelectric power is turbine. A turbine consists of large central shaft on which a series of…