General Awareness Test 57

J & K Combined Services- Competent (Prelims) Exam
September 2002 Solved Question Papers

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1. Hardness of water is caused by the soluble salts of


2. A cricketer lowers his hand while catching the ball. This saves him/her from injury because of


3. Water stored in a dam exerts pressure


4. Which one- of the following is an example of a chemical change ?


5. Which one of the following is the ore of iron ?


6. How are electric circuits protected from over heating 7


7. Rainbow is produced when sunlight falls on drops of rain. Which of the physical phenomena are responsible for this ?
(1) Diffusion
(2) Refraction
(3) Internal reflection


8. Gun metal is an alloy of


9. The gas predominantly responsible for global warming is


10. When a bus tilts taking a sharp turn along a curve at a very high speed, the set of tyres which lose contact with the ground will be


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