Archive for the ‘Science Notes’ Category

  • Solar Street Lights

    Apr 15, 14 • 25565 Views • Notes, Science Notes • • 15 Comments

    About Solar Street Lights: Solar street lights are effective and efficient light sources in which power is fed with the help of Photo-voltaic Panels. They are generally mounted on the lighting structure. There is a Rechargeable battery, which is charged by

  • Defects in Crystalline Materials

    Defects in Crystalline Materials

    Nov 22, 13 • 12276 Views • Notes, Science Notes • • 3 Comments

    A perfect crystal, with every atom of the same type in the correct position, does not exist. Defects contributes to the change in the properties of the materials. There may exist several types of crystalline defects in materials. This post includes Chemistry

  • Basic Laws of Physics

    Nov 21, 13 • 11665 Views • Notes, Science Notes • • 1 Comment

    Over decades, scientist have discovered one more thing that nature is more complex than we have given credit for it. The following laws of physics are considered as fundamental law of physics.The basic laws of physics fall into two categories i.e; classical

  • Organic Chemistry Notes on Aldehyde

    Nov 5, 13 • 5998 Views • Notes, Science Notes • • 2 Comments

    Aldehyde is an organic compound which contain formyl group. Formyl group has R-CHO structure, which consists of a carbonyl center bonded to hydrogen and an R group which is in side chain. This group without R is known as aldehyde group. Aldehydes differ from

  • Ketones with Classification and Properties

    Oct 24, 13 • 7457 Views • Notes, Science Notes • • 1 Comment

    The word Ketone is derived from Aketon which is an old German word for acetone. According to the rules of IUPAC, they can be named by changing the -ane of the parent alkane. However, according to traditional non-systematic names are still used, for e.g