اليوم: 2 مايو، 2020

Choose only one Item from each part of the following: Part (I):Molecular Spectroscopy  1. Give an account of fluorescence and phosphorescence: – Definition – Comparison – Example – Schematic Diagram 2. Write a short note on ‘Raman Spectroscopy’ – Background and definition – Selection Rules – Rotational Raman – Vibrational Raman – Uses Part (II): Electrochemistry 1. Electrochemical cells and applications – Types of electrochemical اقراء المزيد

Write one report includes one Item from each part of the following: Part (I): Electrochemistry 1. Electrochemical cells and applications – Electromotive and Electrode potential – Determination of E. M. F. from electrode potential according to European system – Concentration cells with diffusion and without diffusion 2. Some thermodynamic relations of cells and electrodes – Activity and activity coefficient – Storages batteries or secondary cells اقراء المزيد

1 – Mechanism of Crystal Growth 2 – Crystal Growth from non-melt techniques 3 – Crystal Growth from melt techniques 4 – Crystal Defects

1 – Level 1 in Excel program, using it in the physical measurements and customizing a graph by Origen program. (attach your executed file with the search) 2 – Origen program and Using it to setting column values, creating a graph, linear fitting and the different ways to insert the data from Excel to Origen. (attach your executed file with the search) 3 – Origen اقراء المزيد

1 – Convert AC into DC supply. 2 – Implementation of Basic Logic Gates and Boolean algebra. 3 – De Morgan’s Theorems and NAND and NOR Gate as a Universal Gate.  4 – K-map applications and the difference between the (sum of product) and (product of sum) form. 5 – Different between combinational logic circuit and sequential logic circuits. 6 – Encoder and decoder circuits اقراء المزيد

1 – Basic laws of electromagnetism and their applications. 2 – Maxweel’s equations: foundation and applications. 3 – Electromagnetic waves and their impact on our life.

1 – حل معادلة شرودنجر فى بعد واحد وفى الثلاث أبعاد مع مختلف الإحداثيات 2 – حل معادلة شرودنجر فى الثلاث أبعاد (وذرة الهيدروجين كمثال للإحداثيات القطبية) 3 – حل معادلة شرودنجر وأخذ المتذبذب التوافقى البسيط كتطبيق لدالة الجهد كمتغير فى بعد واحد 4 – معاملات النفاذ والانعكاس عندما تكون طاقة الجسيم الساقط أقل من ارتفاع حاجز الجهد وتطبيق فيزيائى على هذه الظاهرة 5 – اقراء المزيد