Academic performance (i.e. English and Mathematics achievement level) were primarily based on Composite Performance Index (CPI) as well as the percentage of students who scored "Proficient and Higher" (AP%) in the examination. Normalized Difference Vegetation Index (NDVI) and green land use area...
The function of a control valve is to vary the flow rate in a fluid (piping) system when the position of the valve stem (valve travel) is changed. In most cases, it is desirable to have a direct or linear relationship between the flow in the system and the valve travel. However, ...