Which scientists gave detailed information about nebula?
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In which year was the meteorology department founded?
What is the Protoplasm ?
The first synthetic fiber made by man was 1 Rayon 2 Nylon 3 Polyester 4 Terycott
Conversion of a substance directly from solid to vapour state is known as 1 Ionization 2 Evaporation 3 Vapourisation 4 Sublimation
Why we use nhexane inplace of hexane in mobilepase preparation
Polythene is industrially prepared by the polymerization of 1 Methane 2 Styrene 3 Acetylene 4 Ethylene
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why nitrogen is about 70%(i.e.)highest percentage in environment
Which of the following gases is obtained by the reaction of copper with dilute nitric acid is 1 NO2 2 N2O5 3 O2 4 NO
The element required for solar energy conversion is 1 Germanium 2 Silicon 3 Uranium 4 None of these
The isotope of uranium capable of sustaining chain reactions is 1 U-235 2 U-238 3 U-239 4 None of these
Which is the first atomic submarine of india?
Which are the two reactors at the indira gandhi centre for atomic research ( igcar )?