Which gas is used in cold store ?
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What are manufacturing capacities facilities you have?
Which of the following metals is a better conductor of electricity? A. Silver B. Copper
what are the advantages and disadvantages of empirical knowledge?
An atom of an element with mass number 23 and atomic number 11 will have 1 11 neutrons, 12 protons and 11 electrons 2 11 protons, 12 neutrons and 11 electrons 3 11 neutrons, 11 protons and 12 electrons 4 23 protons and 11 electrons
Who is the second female cosmonaut?
The chemical used as a ‘fixer’ in photography is 1 Borax 2 Sodium thiosulphate 3 Sodium sulphate 4 Ammonium persulphate
What would happen had there been no chlorophyll in the green leaves?
Which of the following has the lease penetrating power? 1 Alpha particles 2 Beta particles 3 Gamma rays 4 All have the same penetrating power
What is one light year?
When and where was the tata institute of fundamental research founded?
Ozone attacks 1 Mercury and silver 2 Copper 3 Silver and iron 4 None of these
Gypsum is added to cement clinker to 1 Increase the tensile strength of cement 2 Bind the particles of calcium silicate 3 Decrease the rate of setting of cement 4 Facilitate the formation of colloidal gel