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aminur445
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My name is Aminur Rahman.I am an IT professional, with a degree in Computer Information Technology. I specialize in network administration and security. I also build and design webpages. Some of my interests are music, poetry, philosophy, religion, science, and nature. I have always considered myself a writer at heart, but have only shared my work with a few close friends in the past. I love to dream and create. Dreaming unleashes endless possibilities.My hobby is listening to music. My hobbies are playing cricket, traveling, watching TV and so on.
As a whole ,  I am simple-minded.

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Technology
by aminur445
6 years ago
Cells and Batteries

An electrical battery is one or more electrochemical cells that convert stored chemical energy into electrical energy. Since the invention of the first battery n 1800 by alessandro volta and especially since the technically improved daniell cell in 1836. There are two types of batteries: primary batteries and secondary batteries, which are designed to be recharged and used multiple times.

Technology
by aminur445
6 years ago
The nucleus

The nucleus is the very dense region consisting of protons and neutrons at the center of and atom. It was discovered in 1911. Almost all of the mass of an atom is located in the nucleus with a very small contribution from the orbiting electors. The branch of physics concerned with study and understanding the atomic nucleus, including its composition and the force which bind it together is called nuclear physics.

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