Causes of deviation of young generation from right path-- Detailed Analysis

Healthy minds are brought up in healthy society and environment.Thinking of a person is not built in .It takes time to develop a persons thinking and notion.After passing through many phases and after so many experiences the thinking of a person is developed.A lot many factors contribute like ,in what kind of society a person moves in ,what are the financial and emotional conditions and circumstances...

By Zehr E Hilahil with No comments

Why D.C(Direct Current) flow through semi-conductor and insulator and A.C(Alternating Current) doesn’t?

Semiconductors are materials which conduct electricity only in one direction, as a result of their chemical properties. In the chemical elements which comprised the semiconductors the gap between non-conducting and conducting band is less than of  insulators, but much bigger than of conductors. That's why in their pure state their conductivity is relatively low. The examples of those elements...

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