Abstract
The objectives of this study w_~ to explore the washback effect of first semester grade 9
English mid-tests and final examination at Tana Haik senior secondary school; and to.see
whether a match or mismatch ...
The sun’s activity governs the interaction of the magnetosphere with the solar wind and
Earth’s magnetic field. The influence of the magnetosphere is known as a geomagnetic
storm. The main purpose of studying geomagnetic ...
The main objective is to investigate the utilization of waste polyethylene bags for the
manufacturing of non-load bearing Hollow Concrete Blocks (HCB) partially replacing
the sand volume and analyzing ...
A "waste" is anything that the customer is not willing to pay for. Lean manufacturing is a technique employed to increase the value of a product by eliminating wastes and lead-time. Now a day’s most of the waste generating ...
Nowadays, plastic manufacturers are giving more attention to energy consumption than they had historically because of significant increase in energy cost. Amhara pipe factory is one of the largest factories in Ethiopia ...
Waste paint (WP) has the potential to become a serious environmental burden in the future with very limited safe disposal options. One potential avenue for the disposal and consolidation of this waste is by stabilizing it ...
Current practice and method of the Ethiopian building construction industry is relatively traditional; which is observed through its low productivity, poor workmanship, high wastage and lack of quality work to list a few. ...
Water and wastewater treatment agencies are large energy users that operate 24 hours a day. In fact, for many municipalities, water and wastewater treatment can account for as much as 30 to 40% of the energy consumption. ...
Water is perceived as an economic, social, environmental, cultural good or a political tool. Every
water crisis is attached with the crises of governance. There are overlapping and competing
interests, water insecurities ...
Water is perceived as an economic, social, environmental, cultural good or a political tool. Every
water crisis is attached with the crises of governance. There are overlapping and competing
interests, water insecurities ...
The conversion of lignocellulosic biomass to solid biofuel energy and value-added
products is globally gaining significant importance. This thesis aims to study briquette
production potential as an alternative energy ...
Surface water has become one of the most vulnerable resources on the earth due to the deterioration
of its quality from diverse sources of pollution. Understanding the spatiotemporal distribution of
pollutants and ...
Lake Tana water resource is of crucial importance serving multiple purposes and having largest
surface area with fresh water body in Ethiopia. However, Lake Tana is facing water quality
problem due to pollution caused ...
The life expectancy and mortality rate of the country majorly depends on its domestic water
supply and basic sanitation. In Ethiopia, especially in rural areas, where people still rely on
unimproved water sources for ...
The life expectancy and mortality rate of the country majorly depends on its domestic water
supply and basic sanitation. In Ethiopia, especially in rural areas, where people still rely on
unimproved water sources for ...
The objective of this research was to evaluate the current state of urban water supply and water loss within the distribution system of Jigjiga town. The focus is specifically on assessing the water supply coverage and ...
Water supply coverage is crucial for assessing access to clean water. However, many cities in developing countries, particularly in Africa, struggle with low coverage compared to demand due to rapid urbanization and ...
This study was undertaken in the Lake Tana sub basin having a total area of 15,096km2 for the influence of different watershed geomorphic characteristics on suspended sediment yield. Twelve gauged watersheds were selected ...
Abstract
In this project work, the notions of weak LI-ideals and maximal weak LI-ideals of
lattice implication algebras are introduced, respectively. The properties of WLI-ideals
are investigated. Some relationships ...