operation computer science

Everything that exists in our universe is made up of this tiny particle called atom. The computer you are working on is made up of atom..

E-waste What contributes to e-waste? Discarded electronic devices like televisions, personal computers, floppies, audio-video CDs, batteries, electric switches, telephones, air conditioners, cellphones, electronic toys, refrigerators, washing machines, dryers, kitchen utensils and eve..

The term 'energy' used here has thus a slightly different meaning. The term 'energy' actually means 'the useful energy' or 'the energy that we can use'; for cooking, operating machines, to run vehicles and so on. And we get this useful energy only from specific sources, which we cal..

Atoms are infinitesimally small. Smaller than any thing we can imagine. One hydrogen atom, the smallest atom known, is approximately 5 x 10 -8 mm in diameter. To put that in perspective, it would take almost 20 million hydrogen atoms to make a line as long as this dash ' - '. The extremely small si..

Rotation of crops improves the fertility of the soil and hence, brings about an increase in the production of food grains. Rotation of crops helps in saving on nitrogenous fertilizers, because leguminous plants grown during the rotation of crops can fix atmospheric nitrogen in the soil with th..

Question: Kreb's cycle operates in ________. 1. cytoplasm 2. mitochondrial matrix 3. mitochondrial cristae 4. outside the cell Answer: ..

Man is surrounded by an ocean of energy but he has been able to tap only a fraction of it. The most colossal dynamo of all energy is the sun, an unimaginable vast powerhouse which affects everything on earth. But then, why do we hear about energy crisis? We know that energy can be converted from o..

The passage of blood throughout the body under the influence of the pressure exerted by the heart is called circulation. In mammals and birds the circulation is called double circulation. This is because the blood passes twice through the heart during one round of circulation. The other vertebrate..

) who experimented with electricity and made major inroads in understanding the phenomenon. By the middle of the eighteenth century, there were machines that could generate large electrical charges. Static electricity may produce dramatic effects but it is of very little practical use to us. It is ..