In Gopalganj, Bihar, one kattha is equivalent to approximately 1,365 square feet. This measurement can vary slightly based on regional definitions, but 1,365 square feet is the commonly accepted conversion.
the volume of a disc is simply the area of a circle multiplied by hight A= pi* squr(r) v=pi* squr(r)*h r= raduis , h = hight pi= 3.14
The Kingdom of Spain has an area of 195,364 square miles.
yar, BF means Burst factor it is a measurement used for testing the paper strength. an equipment is used namely BF tester by which it is tested. If higher the BF strength will be high. How testing : mechanism is that we are passing some kind of air through the whole on which paper is put and check in what preassure the paper brokes and multiples the value with one squr metre of the said paper. the value will be BF. For corrugating industry strength of box is very much related with BF and GSM (one sqr meter weight) variety of BF & GSM combination used for strengthing the boxes. suresh from Sree Sakthi PAper mills LTd Manufatures of KRaft Paper 14 BF to 40 BF in a range of 80 Gsm to 450 Gsm. and Dublex Colour boards with variety of colours(shades)