GENERAL INFORMATION

·   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.