define cartography?
Which of the following is in liquid form at room temperature? 1 Cerium 2 Sodium 3 Francium 4 Lithium
Heavy water is 1 Tritium oxide 2 Deuterium oxide 3 Rain water 4 None of these
What do you understand by nutritive constituents of food ?
What are the important factors of cosmic rays?
Carbon tetrachloride fire extinguisher should not be used in closed rooms, because it produces a poisonous gas called 1 Carbon monoxide 2 Phosphine 3 Phosgene 4 None of these
Why we use nhexane inplace of hexane in mobilepase preparation
How many colours the sunlight spectrum has ? 1 Five 2 Three 3 Seven 4 Nine
When did india conduct three under ground nuclear tests?
The material used for bleaching paper pulp is 1 Chlorine 2 Caustic soda 3 Sodium hypochlorite 4 Lime
Where is the biggest solar telescope in india situated?
The two elements that are frequently used for making transistors are 1 Boron and aluminium 2 Silicon and germanium 3 Iridium and tungsten 4 Niobium and columbium
WHATE COLOUR OF STAR;SIZE;