Tuesday, January 11, 2011

GENERAL INFORMATION

• Water vapors are formed due to evaporation
• Gas in gobar (cow dung) is ethylene. (chk biogas is natural gas)
• GMT was established in 1884
• Radio broad casting started in 1920
• Calorie requirement sedentary is 2500 k.cal, light word is 3000 k.cal, moderate work is 3500 k.cal and heavy work is 4000 k.cal
• Water is 830 times heavier than air
• Driving mirror is usually convex
• Dossier means relevant papers
• In deserts clouds do not precipitate due to low humidity
• Rain drop is shaped like a peer
• Money is made of cotton
• Chino phobia is a fear of snow
• Cyber phobia is a fear of computer
• Fear of heights is Acrophobia
• 1 liter = 0.9 kg
• Drinker’s apparatus is for measuring the amount of Alcohol in the blood.
• Atomic pile is a place where nuclear fission is made.
• Dewar’s flask is called as thermos.
• Atomic weight of chemical compounds is determined by Mass spectroscopy.
• Tube light emits radiation even after it is disconnected. It is due to Fluorescence
• The conversion of gases into liquid under high pressure and low temperature is called regulation.
• If a green leaf is seen in a red light its color will be black.
• Emerge of VIBGYOR from one side of the prism is due to refraction and dispersion of light.
• 510 million square kilometers is the total surface area of the ear
• Linseed oil is used while oil painting.
• During the winter months 90% of fallen leaves are taken underground by earth worm
• Cox orange pippen is a biological name of an apple
• Breitling orbiter 3 was the first balloon to fly non-stop around the world
• Aircraft designers test their model of aircraft in wind tonnel
• Aircrafts are made of alluminium alloys
• Flaps are used as air brakes
• Darwin visited Galapagos Island before giving his theory of Natural Selection.
• Staple food is the basic food
• The crops like legumes and beens and clover form their own fertilizer. Farmers grow these crops and plough into soil as fertilizers. This process is called green manuring.
• Scientists have recently discovered a new taste called Umami.
• Braille system is named after its inventor the Frenchman Louis Brille.
• Isochrones are the lines joining the places of equal labour and transportation costs.

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