Who was the first cosmonaut?
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Why cMadurai is hotter than chennai?
Rusting of iron involves 1 Oxidation 2 Reduction 3 Displacement 4 Decomposition
Which of the following characteristics is not-shown by hydrogen? 1 It burns in air to form water 2 It supports combustion 3 It combines with almost all the metals forming hydrides 4 None of these
What is the Botany?
if appointed at aryabhatt school for how long should we expect you work with us
Which of the following metals is a better conductor of electricity? A. Silver B. Copper
Titanium is purified by 1 Zone refining 2 Electrolysis 3 Van Arkel method 4 Hydraulic washing
Which country has no sunrise?
Cooking oil can be converted into vegetables ghee by the process of 1 Oxidation 2 Hydrogenation 3 Distillation 4 Crystallization
Which is the regulatory authority of atomic energy in india?
neel armstrong belongs to which country ?
The two elements that are frequently used for making transistors are 1 Boron and aluminium 2 Silicon and germanium 3 Iridium and tungsten 4 Niobium and columbium