General Science QUESTIONS AND ANSWERS

General Knowledge : General Science QUESTIONS AND ANSWERS :: part24 : 26 to 30

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

26.Consider the following metals : 1. Uranium 2. Radium3. PlutoniumWhich of these are used in making nuclear weapons ?

1 and 2

1, 2 and 3

2 and 3

1 and 3

27.On which of the following factors does the temperature of steam in a pressure cooker depend /

Material of which cooker is made

Temperature of the flame

Quantity of cooking material

Size of the pressure

28.Why are two blankets warmer than one ?

Two blankets have more wool and hence, provide greater warmth

Two blankets enclose air which does not allow the cold to penetrate

Two blnkets compress the air in between the body and the blankets and this compression produces that

None of these

29.Whose experiments proved that the speed of light was always the same ?

James Clark Maxwell

Michelson and Morley

Miller and Stanley

Warner Heisenberg

30.Small drops of a liquid are spherical in shape because :

the earth attracts all the particles of the drop equally

for a given volume, the surface area of a sphere is maximum

the surface energy is maximum for the spherical shape

the surface energy is minimumd for the spherical shape

More General Science QUESTIONS AND ANSWERS available in next pages

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

Too many of us are not living our dreams because we are living our fears.- Les Brown

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