97 research outputs found

    New method for fast computation of gravity and magnetic anomalies from arbitrary polyhedra

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    We show that at any point the gravity field from a solid body bounded by plane surfaces and having uniform density can be computed as a field from a fictitious distribution of surface mass-density on the same body. The surface mass density at every surface element is equal to the product of the volume density of the body and the scalar product of (1) the unit outward vector normal to that surface element and (2) the position vector of the surface element with respect to the point of observation. Accordingly, the contribution to the gravity field from any plane surface of the body vanishes if the observation point lies in the plane of that surface. As a result, we can compute the gravity field everywhere, including points inside, on the surface, on an edge, or at a corner of the body where more than two surfaces meet. This new result lets us compute the gravity field using exactly the same simple procedure as for the magnetic field of a uniformly magnetized object, computed from an equivalent surface distribution of magnetic pole density. To get the gravity field while computing the magnetic field, one simply uses the product of this surface mass density and the universal gravitational constant instead of the surface magnetic pole density. Therefore, the same computer program can be used to compute the gravity, the magnetic field, or both simultaneously. This simple and novel approach makes the numerical computations much faster than all other previously published schemes

    A Descriptive Socio-Legal Assessment on Gender and Human Rights

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    Human rights violations of women and abuse against women are structured and underlying in India, introduced in socio-economic guidelines and laws that structure the family, neighborhood, climate, and state plans. Along these lines, it is an expanding worry in India and across the globe as the rising occurrence of infringements of women's human rights are on high. The purpose of this study is to investigate and examine the knowledge and mindfulness of human rights among women and its connection and association with the overall advancement of women in their day-to-day existence. Using a descriptive research method, both qualitative and quantitative data were gathered on women’s mindfulness and knowledge of various human rights available to them. The proximity of intense and thorough knowledge of women’s human rights was found to play the greatest role in the comprehensive socio-economic development of women. This study definitively answers the question regarding the correlation between proximity to women’s human rights mindfulness and fertile platform and ambiance for their fuller growth and development as human beings. Further investigations are expected to set up causal relations and foster a more full-bodied conceivable climate and social construction for the security and acknowledgement of women’s human rights

    INFECTION DISEASE-TUBERCULOSIS BACTERIA: SINGLE LARGEST KILLER IN INDIA

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    Statistical analysis of tuberculosis with an emphasis to india has been presented in this lpaper. In the absence of administration of poroper drug dose the bacteria may develop resistance to drug. Socio economic harms of TB along with treatment strategy are also given. The pictorial representation are presented as fig 1 to fig 5.A simple mathematical model for this disease in also given

    Parameter estimation of the Bardeen-Kerr black hole in cloud of strings using shadow analysis

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    We consider the rotating generalization of the Bardeen black hole solution in the presence of cloud of strings (CoS). The parameter space for which the black hole horizon exists is determined. We also study the static limit surface and the ergo-region in the presence of the CoS parameter. We consider photon orbits and obtain the deformation of black hole shadows due to rotation for various values of CoS parameter. The shadow deformation is used to determine the black hole spin for different values of the black hole parameters.Comment: 15 pages, 5 figure

    Shadows and Quasinormal modes of the Bardeen black hole in cloud of strings

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    We investigate the black hole (BH) solution of the Einstein's gravity coupled with non-linear electrodynamics (NED) source in the background of a cloud of strings. We analyze the horizon structure, regularity, and energy conditions of the obtained BH solution. The optical features of the BH are explored. The photon radius and shadows of the BH are obtained as a function of black hole parameters. We observe that the size of the shadow image is bigger than its horizon radius and photon sphere. We also study the Quasinormal modes (QNM) using WKB formula for this black hole. The dependence of shadow radius and QN modes on black hole parameters reflects that they are mimicker to each other.Comment: 15 pages, 3 figure

    International Benchmarking for Water Infrastructure

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    The population rise, increase in per capita consumption, industrialization and change in life style is impacting the water demand for Indian cities which is showing increasing trend every decade. The potable water sources are finite. The cities are looking for more water sources which are at longer distances to meet increasing water demand. A long term planning is required for the judicious use of natural resources and sustenance of infrastructure needs. The planning of infrastructure requires the use of available standards, guidelines and existing practices. The available standards for urban utilities include IS Codes, CPHEEO Manual, MoUD guidelines for Smart Cities. The Urban population has also exposure at international level thereby increasing their expectations for global standards and better service delivery. Some of the international cities having better and smart infrastructure at international level includes Singapore, Song Do, Barcelona, Yokohama, Canary Wharf etc. The available norms for these cities have been studied and compared with Indian guidelines. The better guidelines have been adopted while planning the green field development like Delhi Mumbai Industrial Corridor Development Corporation (DMICDC) Dadri project

    Inequalities among Related Triplets of Fibonacci Numbers

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    Abstract In this paper we consider Fibonacci inequalities and relate them through the sequence n r r m

    Ethnobotanical knowledge as booster to Make in India campaign for agriculture and pharma sectors

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    India is a mega-biodiversity rich country comprising a vast traditional knowledge on use of plants and their products in ancient agriculture as well as pharmaceutical sectors. The country needs bioprospection of Indian flora and ethnobotanically important plants for novel formulations to be used in agricultural pest management as well as in cure of different human diseases, thereby, boosting green chemicals based substances as an important component under the Make in India campaign.

    A single-dose antibiotic prophylaxis to prevent surgical site infection in clean-contaminated surgery among diabetic patients

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    Introductions: Guidelines on antibiotics use in surgical patients recommends asingle dose prophylaxis for clean-contaminated cases and therapeutic coursefor contaminated and dirty cases. Compliance to this guideline is poor amongdiabetic patients. The aim of this study was to test the efficacy of single doseantibiotic prophylaxis on the occurrence of postoperative surgical site infection(SSI) in clean-contaminated surgery in diabetic patients.Methods: Retrospective cross-sectional study was carried out at KIST MedicalCollege and Teaching Hospital from September 2008 to August 2012 involving144 diabetic patients who underwent major clean-contaminated surgery. Fortyeight patients received one gram of ceftriaxone intravenously as prophylacticantibiotic within 30 minutes prior to incision (group 1) and 96 patients receivedthree doses of ceftriaxone (group 2). One dose was given within 30 minutesprior to incision and other two doses were given postoperatively. All patientswere followed up for 30 postoperative days on outpatient basis. The SSI rateswere compared in two groups. Pus from the infected wound was tested forculture and sensitivity.Results: The SSI rates in group 1 and group 2 were of 5/48 (10.42%) and of 9/96 (9.37%) respectively. There was no significant difference in SSI rates between group 1 and group 2 (p=0.322).Conclusions: Single dose of Ceftriaxone shows the similar effect as three dosesin clean-contaminated surgery in diabetic patients.Keywords: antibiotic prophylaxis, diabetic patients, surgical site infectio
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