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When X-rays are produced?
Which of the following is the smallest unit of length?
1st Law of Thermodynamics is normally related to-
Cinnabar is an ore/mineral of
If Mg Cl2 contains one Millions of Mg2+ Ions, then how many Chloride Ions are present in it?
One thousand microns is equal to
The scientist Who among the following 1st sent electromagnetic waves to distant places is
Which of the following is true of a scientific theory?
2He4 means
Citric acid is present in free form in
If the bullets could not be removed from gunshot injury of a man, it May cause poisoning by-
One would expect proton to have very large
The chemical name of rat poison is
The scientist who first discovered that the earth revolves round the sun was
Where is the Institute of Microbial Technology situated?
Which of the following is used as a coolant in nuclear reactors?
A balloon filled with helium rises in air as
Citrus fruits belong to the family
If the doors of a refrigerator are left open for a few hours, the room temperature will
Optic fibre are mainly used for which of the following?
The chemical name of table salt is
The scientist who first isolated a virus in pure crystalline form was awarded a Nobel prize for his contribution. Which of the following was this scientist?
Where should an object be placed so that a real and inverted image of the same size is obtained using a convex lens?
Which of the following is used as a lubricant?
A barometer is kept inside a bell jar. Air is slowly pumped out of the jar.
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