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Now showing items 361-370 of 497
Optimal under-voltage load shedding using cuckoo search with levy flight algorithm for voltage stability improvement
(2015)
Voltage stability has become a serious threat of modern power system operation nowadays. To tackle this problem properly, load shedding is a countermeasure taken as a last resort. However, its consequences might result in ...
Suitability of aggregation methods of induction motor models for voltage stability analysis
(2012)
This paper focusses on the aggregation of multiple induction motors (IM) connected in parallel on the same bus into a single equivalent model using aggregation based on transformer equivalent circuit (method 1) and on ...
FACTORIZATION OF LARGE COMPOSITE INTEGER
(International Journal of Mathematics and Statistics Studies, 2013)
In this paper we practically deal with the problem of factorizing large integers. The various
algorithms that have been proposed are not efficient that is they do not run in polynomial time. We use
the algebraic approach ...
Greek parameters of nonlinear Black-Scholes equation
(2016)
Derivatives are used in hedging European options against risks. The partial derivatives
of the solution to either a variable or a parameter in the Black-Scholes model are called risk
(Greek) parameters or simply the ...
Determinants of Household Vulnerability to Food Insecurity: A Case Study of Semi-Arid Districts in Malawi
(2013)
This paper looks at household vulnerability to food insecurity and its determinants in two semiarid districts in Malawi. A randomly selected sample of 200 households was interviewed. The descriptive statistics revealed ...
Effect of diversification on the financial performance of merged institutions
(Ajpo Journals, 2016)
Purpose: The purpose of the study was to assess the effect of diversification on the financial performance of merged institutions.
Methodology: The study adopted a mixed methodology research design. The study population ...
Impact of HIV/AIDS on Hotel Staff Productivity in Kenya: A Survey of Selected Hotels in North Coast
(2015)
The gist of this paper was to find out how HIV/AIDS pandemic influence the productivity of employees in
Kenya’s North Coast. Although major strides have been made by the government to prevent the scourge, it is
evident ...
Effect of utilization of biology teaching and learning resources on students' academic performance in secondary schools in Siaya District - Kenya.
(International Journal of Education and Research, 2017-01)
This study sought to find out the effects of utilization of biology teaching and learning resources on
students’ academic performance. The study was carried out in public secondary schools in Siaya
District. The researcher ...
Drought Management Strategies among Agro-Pastoral Communities in Non-Equilibrium Kalahari Ecosystems
(2011)
Rural Kalahari communities whose livelihoods are heavily dependent on rain-fed agriculture are exposed to increasing intensity and frequency of drought spells. Subsequently their resilience is gradually being eroded and ...
SECONDARY SCHOOL PRINCIPALS IN NYAMIRA COUNTY IN KENYA: ISSUES AND CHALLENGES
(SAVAP International, 2013-02)
The purpose of this study was to establish the challenges that confront principals of secondary schools in Nyamira County in Kenya. The study adopted a descriptive survey and questionnaires were employed to collect data. ...