what is the force that helping the earth to revolve by its own.
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Explain about the methods of sterilization of DMEM?
In which year, atmospheric observations using balloons started?
Which of the following is in liquid form at room temperature? 1 Cerium 2 Sodium 3 Francium 4 Lithium
Arihant was commissioned on which day?
Which of the following gases is used as an illuminant in lamps used by hawkers? 1 Methane 2 Ethylene 3 Acetylene 4 Hydgrogen
Which is/are the important raw material(s) required in cement industry? 1 Limestone 2 Gypsum & clay 3 Clay 4 Limestone & clay
Brass gets discolored in air because of the presence of which of the following gases in air? 1 Carbon dioxide 2 Oxygen 3 Hydrogen sulphide 4 Nitrogen
Which of the following is not an isotope of hydrogen? 1 Protium 2 Yitrium 3 Deuterium 4 Tritium
The filament of an electric bulb is made of 1 Iron 2 Nichrome 3 tungsten 4 Graphite
9 Answers Germanium, Google, Graphite India, Tungsten,
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,
List and explain two instances of Correlation Science with Life Situation
0 Answers Mahatma Gandhi University,
Name any two modern branches of Physical Science
0 Answers Mahatma Gandhi University,