Archive for the ‘Notes’ Category

  • Frequency Modulation

    May 26, 13 • 5468 Views • General, Notes • • No Comments

    Frequency Modulation Let us consider the baseband signal f(t) and the unmodulated carrier ec(t)=Ecsin(wct+θo) Before modulation the instantaneous frequency of the carrier was fc during frequency modulation fc α f(t) fc =kf f(t) kf=proportionality constant

  • Properties, Use and Preparation of polyurethane

    May 26, 13 • 10414 Views • Notes • • 2 Comments

    POLYURETHANE DEFINATION-: Polyurethane (PUR and PU) is a polymer composed of a chain of organic units joined by carbamate links. While most Polyurethane are thermosetting polymers that do not melt when heated . Polyurethane polymers are formed by reacting an

  • Introduction to Production Systems in AI

    May 26, 13 • 16159 Views • Notes • • 3 Comments

    Introduction to Production Systems in AI A production system also called production rule system is form of computer program used to provide some form of artificial intelligence, based primarily on a set of rules about behavior. These rules are a basic

  • Image Processing or enhancement

    May 26, 13 • 4423 Views • Notes • • 1 Comment

    Image Processing or enhancement INTRODUCTION The aim of image processing or enhancement is to improve the interpretability or perception of information in images for human viewers, or to provide `better’ input for other automated image processing

  • Heart Attack-No.1 Killer in India

    May 26, 13 • 3709 Views • Medical Notes, Notes • • 3 Comments

    Heart diseases have emerged as the number one killer in both urban and rural areas of the country.Every 33 seconds, someone dies from heart and blood vessel diseases, India’s number one killer. Since most of those deaths are from heart attack –