OBJECTIVE The objective of this study was to determine the frequency of dural tear in patients with depressed skull fractures.MATERIAL and Method This cross-sectional study was conducted in department of Neurosurgery Pakistan institute of Medical Sciences Islamabad from January 2010 to December 2011.All patients of either gender with depressed skul
The uncontrolled rectifier and controlled rectifier which use fixed switching frequency control strategy are applied usually during the working of a high-power high- Spoons speed permanent magnet generator (HSPMG).Even for the controlled rectifier, it will generate harmonics.The electromagnetic performance of the HSPMG is also affected by these har
Geotechnical hazards along linear transportation corridors are challenging to identify and often require constant monitoring.Inspecting corridors using traditional, manual methods requires the engineer to be unnecessarily exposed to the hazard.It also requires closure of the corridor to ensure safety of the sweater worker from passing vehicles.This