PSC Examination Expected Questions - 211

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1.Spectacles used for viewing 3 Diamensional films have?
Answer :-Polaroids

2. 'Light Year' is used as a unit to measure ?
Answer :-  Distance

Do You Know ?? :-  മരിക്കുക എന്നത് ഘോരമായ ഒരു സാഹസമാണ്. എന്ന് പറഞ്ഞത് ആരാണ്?

3. In a sprayer the liquid raises in the tube due to?
Answer :- Lower pressure at the upper end

4. The best conductor of heat among liquid is?
Answer :- Mercury

5. The image formed on the retina of the human eye is?
Answer :- Real and inverted

Do You Know ?? :- Name the Indian revolutionary who was the author of 'Why I am an Atheist'?  

6. Ampere is the unit of?
Answer :- Flow of electric current

7. Instrument that is used to convert AC to DC?
Answer :- Rectifier

8. What is the unit of illuminance?
Answer :- Lux

Do You Know ?? :- Name the British civil servant, who supported Indian Home Rule through his book 'New India or India in Transition'?  

9. What is the colour of Hydrogen Vapor lamp?
Answer :- Blue

10. Who discovered cosmic rays?
Answer :- R.A.Millikan

11. What is the shape of the Earth's orbit around sun?
Answer :- Elliptical

12. A shooting star is basically a?
Answer :- Meteor

Do You Know ?? :- Name the Union Territory, which is having representative in the Rajya Sabha?  

13. Where is the National Remote Sensing agency situated?
Answer :- Shadnagar

14. Fuses are connected to the live wire in ?
Answer :- Series

15. Speedometer of an automobile measures?
Answer :- Instantaneous speed

Do You Know ?? :- How did the Hummingbirds get their name?  

16. The three primary colours are?
Answer :-  Blue, Green and Red

17. Which part of the sun is visible during total solar eclipse?
Answer :- Corona

18. Mach number is used in connection with the speed of?
Answer :- Aircraft

19. Radio Isotopes are ?
Answer :- Isotopes that are radioactive

Do You Know ?? :- Why does boiling milk overflow, but boiling water does not?

20. The process responsible for the enormous energy in the sun is?
Answer :- Nuclear fusion

21. The total number of stars in the universe is believed to be?
Answer :- 10²¹
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