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Who suggested that most of the mass of the atom is located in the nucleus? 1 Thompson 2 Bohr 3 Rutherford 4 None of these
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
Nuclear fission is caused by the impact of 1 Proton 2 Electron 3 Neutron 4 None of these
4 Answers Jharkhand Staff Selection Commission JSSC,
Which of the following is used as a lubricant? 1 Graphite 2 Silica 3 Diamond 4 Iron oxide
Which type of fire extinguisher is used for petroleum fire? 1 Foam type 2 Soda acid type 3 Powder type 4 None of these
Monazite is an ore of 1 Iron 2 Titanium 3 Thorium 4 Zirconium
Galvanized iron sheets have a coating of 1 Tin lead 2 Zinc 3 Chromium 4 Lead
whate is the difference b/w aflatoxions&ocharatoxions
Give two National aims of science education
0 Answers Mahatma Gandhi University,
How many colours the sunlight spectrum has ? 1 Five 2 Three 3 Seven 4 Nine
The dark lines in the solar spectrum are due to 1 Absorption of corresponding wavelengths by the prism used in he spectrograph 2 Destructive interference between waves of certain definite wavelengths 3 Absorption of corresponding wavelengths by the outer layers of the sun 4 None of these
I am a student of class 12. PCMB group. I am not getting admission in any of the medical colleges. And I am not good at math. So what are the options available for me????