Apr 15, 14 •
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Notes, Science Notes •
vivek daksh •
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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
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Nov 22, 13 •
12418 Views •
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Rohit Dangi •
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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
Nov 21, 13 •
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Notes, Science Notes •
Prakash Belwal •
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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
Nov 5, 13 •
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Top Coaching Institute •
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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
Oct 24, 13 •
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Top Coaching Institute •
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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