Friday, September 11, 2015


·   Water vapors are formed due to evaporation
·   Gas in gobar (cow dung) is ethylene. (Check it 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.

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