According to Dalton’s atomic theory, the smallest particle
which can exist independently is
1 An atom
2 A molecule
3 A cation
4 An anion
The element required for solar energy conversion is 1 Germanium 2 Silicon 3 Uranium 4 None of these
The inert gas which is substituted for nitrogen in the air, used by deep sea divers for breathing, is 1 Helium 2 Argon 3 Krypton 4 Xenon
who design the intelligent designer of the so called Intellegent design???
In a fast breeder reactor, U-238 gets converted to 1 U-235 2 U-237 3 Co-60 4 Plutonium-239
Define science
0 Answers Mahatma Gandhi University,
The main important feature of neutron bomb is that when it is dropped on a city, it would damage 1 Both the living organisms and buildings 2 The buildings but not the living organisms 3 The living organisms but spare buildings 4 None of these
3 Answers GTY, Indian Railways, Option 3, RRB, RRC Railway Recruitment Cell,
Heavy water is 1 Sea water (H2O+Salt) 2 D2O 3 H2O2 4 None of these
is there any device to convert to mechanical energy into electrical energy
Which of the following types of photons has the highest energy? 1 Visible radiations 2 Radio waves 3 Gamma rays 4 X-rays
The Indian variety of which of the following plant has been proved to be the greatest pollution fighter in India: 1) Tea 2) Jute 3) Mustard 4) Groundnut
Which of the following metals react with nitrogen at room temperature to form nitride? 1 Sodium 2 Potassium 3 Magnesium 4 None of these
Which of the following alloys is used for making magnets? 1 Duralumin 2 Stainless steel 3 Alnico 4 Magnalium