General Science QUESTIONS AND ANSWERS

General Knowledge : General Science QUESTIONS AND ANSWERS :: part24 : 36 to 40

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

36.When water is heated from 0 degree C to 10 degree C the volume of water :

increases steadily

decrease steadily

first increases then decreases

first decreases then increases

37.Which of the following gives correct descending order of elasticity in the substances ?

Rubber, silver, glass

Silver, rubber, steel

Steel, silver, rubber

All have equal elasticity

38.Electric current passing through a metallic wire generates heat because of :

collisions of conduction electrons with each other

collisions of the atoms of the metal with each other

the energy released in the ionisation of the atoms of the metal

collisions of the conduction electrons with the atoms of the metallic wire

39.Which of the following natural directions of energy transformation are correct ?1. Heat energy to mechanical energy 2. Mehanical energy to heat energy3. Heat energy to electrical energy4. Electrical energy to heat energy

1 and 2

1 and 3

1 and 4

2 and 4

40.When iron rusts, its wight :

decreases

increases

shows no change

decreases and then increases

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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General Knowledge Questions And Answers :: General Science: part24

General Science QUESTIONS AND ANSWERS

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