A moderator is used in nuclear reactors in order to
1 Increase the number of neutrons
2 Decrease the number of neutrons
3 Slow down the speed of neutrons
4 Accelerate the neutrons
What is the cytology ?
The gas usually filled in the eletric h\bulb is 1 Hydrogen 2 Oxygen 3 Nitrogen 4 Carbon dioxide
Which of the following is used as a lubricant? 1 Graphite 2 Silica 3 Diamond 4 Iron oxide
Wood is the main raw material for the manufacture of 1 Paint 2 Paper 3 Ink 4 Gun powder
5 Answers Jharkhand Staff Selection Commission JSSC, RRB,
What is the Embrylogy ?
WHAT IS AMBER
Photosynthesis is 1 An exothermic process 2 An endothermic process 3 A neutral process 4 A thermostatic process
The Contact Process is involved in the manufacture of 1 Nitric acid 2 Sulphuric acid 3 Ammonia 4 Caustic soda
What is one light second?
Which of the following is commonly called a ‘polyamide’? 1 Rayon 2 Orlon 3 Terylene 4 Nylon
example for navigation satellite?
Which scientists gave detailed information about nebula?