imp.questions for all exam

1. "Optical Phenomenon" in the fringe pattern of CD is
Interference
2. Celsius and Fahrenheit show the same temperature at
sol.40
3. Exchange particle in Quark-Quark Interaction
sol.Gluon
4. The working of a rockets based on the principle of:
sol.Conservation of momentum
5.The pollutants which move downward with percolating groundwater are called
sol.Leachates
6.Hasdo Valley in Chhattisgarh is famous for
sol.Coal mines
7. Special Theory of Relative was proposed in
1905
8.Black hole is an object to be found
sol. in the sky
9.IRADIAN is
sol.57.3 degree
10.Fraction of volume of ice seen outside when immersed in water?
sol. 10.5%
11. The disease " bronchitis " is associated with:
sol. Lungs
12. Which colour indicate Highest Temperature?
sol.Dull red
13. Persons sitting in an artificial satellite of the earth have :
sol. Zero weight
14. Light Year is
sol. the distance traveled by light in one year
15. Liquefied petroleum gas (LPG) is mainly a mixture of
sol. propane and butane
16.The Ozone layer lies in the
sol. Stratosphere
17. Most of the light rays inside a tube -light is in the form of
sol.ultra -violet light
18. Which is the alkalodid that contains in cola drinks?
sol. Caffeine
19. The device used for detecting even feeble current:
sol. Galvanoscope
20. Anemometer is an instrument used for measuring?
Ans: Wind speed

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