Interacțiunea dintre Radiațiile nucleare cu materia

In the previous chapter we have discussed natural radioactivity in which a and B particles and y-rays are emitted from the disintegrating nucleus of an atom. In nuclear fission and fusion reactions neutrons and other particles together with certain radiations are emitted from the nucleus. Moreover interaction of high energy particles *natural or artificial* with... Read More »

Aparate electrice de măsurat și tipurile sale electrice

INTRODUCTION :- for the detection or measurement of electric current potential difference, and resistance certain instruments have been devised viz the galvanometer for the detection of small currents or measurements of small currents of the order of micro amperes or millionaires the voltmeter of potentiate for the measurements of potential difference (or voltage) between two... Read More »

Ingineria Petrolului si,s definirea și introducerea

Petroleum and it,s definirea și introducerea… Latin petra =rock,oleum=oil means sock oil. It is usually found below the surface of earth.it is viscous liquid and mixture of alkane,alkene,cycloalkane,aromatic hydrocarbons and some inorganic compounds therefore it is called crude oil. Crude oil is drilled out from the soil and carried to oil refineries by means of... Read More »

Homologous series and characteristics of homologous series

Homologous series and characteristics of homologous series Definition; Series of organic compounds which have same functional group, similar structural feature but differ from each other by integer number of CH2(methylene group) is calledHomologous series”. The number of homologous series differs by molecular mass 14. Characteristics of Homologous series: 1. All numbers of homologous series... Read More »

poli Manu | Merious Part | Unitatea de Molecule |polimerizării

manu poli,parte merious sau unitate sau o moleculă,linking polimerizarea multe molecule. The process in which organic compounds containing double bonds or triple bonds undergo chemical reaction in such a way that large number of smaller molecules join together to form very large molecules smaller molecules add together are called monomers and they produce big molecules... Read More »

Cum de a pereche laptop la un Mobile Connect Bluetooth

How to Pair Your Laptop to a Bluetooth Mobile ConnectDoriți să vă partajați dispozitivul laptop la un telefon mobil Bluetooth conecta. Cum ar fi Bluetooth este pic ca WiFi în care vă permit să conectați dispozitive altele fără a obține natura le atașați, de asemenea, un cablu. În primul rând aveți laptop și, de asemenea, mobil. A se vedea acest pic. To connect a Bluetooth device to your PC you need to... Read More »

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