General Science QUESTIONS AND ANSWERS

General Knowledge : General Science QUESTIONS AND ANSWERS :: part23 : 61 to 65

Following General Knowledge Multiple choice objective type questions and answers will help you in TRB, SSC and UPSC 2014 examinations :

61.Aviation fuel for jet aeroplanes consists of purified :

pertol

kerosene

gasoline

diesel

62.The best conductor of electricity is :

filtered hot water

distilled water

filtered water at room temperature

salt water

63.The emission of an alpha particle from a radioactive element :

decrease the mass number of the nucleide by 2

decreases the mass number of the nucleide by 4

increases the mass number of the nucleide by 2

increase the mass number of the nucleide by 4

64.Permanent hardness of water can be removed by adding :

potassium permanganate

chlorine

bleaching powder

washing soda

65.The emission of Beeta particle :

increase the atomic number by one

decrease the atomic number by one

increases the mass number by one

decreases the mass number by one

More General Science QUESTIONS AND ANSWERS available in next pages

Health is the greatest gift, contentment is the greatest wealth -Buddha

If you are not willing to risk the usual you will have to settle for the ordinary- Jim Rohn

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