Which of the following is used as a coolant in nuclear reactors?
1 Heavy water
2 Cadmium
3 Liquid sodium
4 None of these
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What are reflecting nebulae?
who is the first president of india ?
2 Answers State Bank Of India SBI,
Which of the following is called a strategic metal? 1 Silicon 2 Germanium 3 Titanium 4 Uranium
Which among the following is a positively charged particle emitted by a radioactive element? 1 Alpha ray 2 Beta ray 3 Gamma ray 4 Cathode ray
Which scientists gave detailed information about nebula?
How can we calculate %difference in Weighing balance?
Who is the chairman od atomic energy commission of india?
What is the Biology ?
The gas usually filled in the eletric h\bulb is 1 Hydrogen 2 Oxygen 3 Nitrogen 4 Carbon dioxide
Carbon, diamond and graphite are together called 1 Isomers 2 Allotropes 3 Isomorphs 4 Isotopes
Caustic soda is 1 NaC1 2 Na2CO3 3 NaOH 4 NaHCO3
What is one light second?