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Perfect Squares: Properties

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FEAR THE MAGIC RECIPE OF HOLLYWOOD AND BOLLYWOOD Fear as an emotion is frequently depicted in Hindi and English movies. Entry of the villain with special heart pacing music or Horse Gallop (tag-tag-tag-tag..) so that each time he enters, there is pin drop silence in the movie hall and fear is written larg e on each and every one in the picture hall. You might be remembering those words- "Not for people with weak heart!" Villains of Bollywood and Hollywood are given fiery dialogues, violent scenes and they are made the characters with huge mood swings and fear factors so that killing even an army of men without a single thought is shown to be in their genes.  . Should we not agree that the movies showing gang wars, dacoits, criminals are nothing but fear decorated on the silver or big screens. We enjoy the fear on big screen so much that such movies were great hits. Sholay, starting Amitabh Bachchan and Dharmendra can also be seen as a fear extension counter ...
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Renard Numbers and Standardization of Equipment Ratings Have you ever thought why electrical equipments are rated for certain voltage and KVA ratings. Why 630 KVA of transformer is taken in place of 600 kVA of transformer. Have you gone for buying some screw for your home or office and find that only specific sizes are available mostly like 1.00 mm, 1.60 mm, etc. To know all these, may we discuss one of the ways of standardization technique proposed by French Army Engineer, col Charles Renard in 1870, which is adopted today by many standardization bodies including IEC.   To choose exact product dimensions in any Industry, it should have preferred numbers or dimensions. The benefits of using preferred numbers as dimensions can be manifold. It increases the compatibility chances between objects designed by same industry, if the preferred number system is followed by that Industry. This also minimizes the number of different sizes to be manufactured as well as number o...
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