Answer / sankar

iron is not radioactive because it does not emit neutrons.
this is because of the strong nuclei force between the
protons and neutrons.

Atom bomb is based on the principle of 1 Nuclear fusion 2 Nuclear fission 3 Both (a) & (b) 4 None of these

4 Answers   ECAT, Group 4 iv, Qnet, UPSC,

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What is light year?

0 Answers  

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example for navigation satellite?

1 Answers   ISRO, MPPGENCO,

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Which of the following is used as a moderation in nuclear reactor? 1 Ordinary water 2 Radium 3 Thorium 4 Graphite

2 Answers  

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Which of the following re synthetic rubbers? 1.Thiokol 2.Isoprene 3.Neoprene 1 1 and 2 2 2 and 3 3 1 and 3 4 1,2 and 3

3 Answers  

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what is the full form of facebook

1 Answers  

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The metallic constituents of hard water are 1 Magnesium, calcium and tin 2 Iron, tin and calcium 3 Calcium, ,magnesium and iron 4 None of these

1 Answers  

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wheather lightning will attack a aeroplane during flying if not why

2 Answers   TCS,

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which among the followings is found chlorophyll ?

2 Answers  

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Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of 1 Nitrates 2 Zeolites 3 Sulphontes 4 None of these

2 Answers  

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is the big bang theory correct, because as I wondered the explosion is too powerful that no one could survive after galaxies were created no life exist on it after the 3.5 billion years life exist so... my question is were is the life came from?

0 Answers  

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Which synthetic fiber is known as artificial silk? 1 Cotton 2 Rayon 3 Terylene 4 Nylon

4 Answers   HCL,

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