Kerala PSC Last Grade Exam 2014 Model Questions

Physics General Knowledge Questions and Answers for preparing Kerala PSC Last Grade Examination 2014.

1. Heat is measured in the unit?
Answer: Joule

2. One calorie equals?
Answer: 4.2 Joule

3. Normal body temperature is?
Answer: 36.90 C or 98.40 F

4. Instrument to measure temperature is?
Answer: Thermometer

5. The temperature at which solid changes to a liquid is called?
Answer: Melting point of sold

6. Lowest melting point has?
Answer: Mercury (-38.80 C)

7. Highest melting point has?
Answer: Tungsten (34100 C)

8. Change of liquid to gaseous state is called?
Answer: Evaporation

9. The amount of heat required to melt unit mass of substance?
Answer: Heat of fusion

10. The amount of water vapour present in air is known as?
Answer: Humidity

11. Change from vapour to liquid is called?
Answer: Condensation

12. The temperature at which liquid solidifies is called?
Answer: Freezing point

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