| ahansaary | Date: Tuesday, 2013-03-12, 3:39 AM | Post # 1 |
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| Chapter 1 : Elec. Energy Conversion
1- Introduction .
2- Meaning ofenergy .
3- Forms of energy.
4- Energy resources.
5- Conventionalmethods for elec. Energy conversion .
6- Alternativemethod of elec. Energy conversion .
Qu. 1 : write down the advantages ofelec. Energy ?
Sol : The main advantages are
1- electrical formcan be transmitted .
2- the electricalenergy easy utilization .
3- if more easilycontrolled .
الطاقة :- القدرة على بذل الشغل .
Qu 2 : definition
of energy
Is the ability to
do work .
Qu 3 : The
petroleum stokes can last only about 50 year and so its now to look for
substance to generate electrical energy instead of the petroleum .
- write down some of the importance steps in thisdirection ?
Sol :
1- the search fornew sources of coal .
2- the use ofnuclear energy .
3- expansion in useof natural and artificial water falls .
4- the use ofchanging the sea levels due to tipes المد والجزر to generate electricity .
5- making use ofwind to run wind mills طواحن الهواءconnected electrical generator .
6- the widenessof soils التوسع في خصوبة التربة .
7- good use ofsolar energy .
( حيث
الخلايا الشمسية تصنع من أشباه الموصلات مثل السيليكون )
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