Which scientist made detailed study on novae?
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Which of the following is the best conductor of electricity? 1 Zinc 2 Copper 3 Gold 4 Silver
The isotope of uranium capable of sustaining chain reactions is 1 U-235 2 U-238 3 U-239 4 None of these
In which year the solar observatory in kodikanal founded?
Emerald is ----in colour 1 Violet 2 Yellow 3 Deep green 4 Prussian blue
How can i describe the blood?
What is the percent of plazma in blood?
Which of the following materials are used for preparing blur-black ink? 1 Gallic acid 2 Tannic acid 3 Ferrous sulphate 4 All of these
is there any instrument to convert mechanical energy into electrical energy
Bleaching powder is made from 1 Sulphur dioxide and gypsum 2 Chlorine and charcoal 3 Soda ash and lilme 4 Lime and chlorine
The highest grade of coal whose surface is shining and has the highest calorific value, is 1 Bituminous 2 Lignite 3 Anthracite 4 Peat
1 Answers Neyveli Lignite Corporation,
A mixture of water and alcohol can be separated by 1 Filtration 2 Evaporation 3 Distillation 4 Decantation
When was the first american rocket launched?