Which are known as non - luminous irregular nebulae?

0 Answers  

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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

3 Answers  

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The ratio of pure gold in 18 carat gold is 1 60% 2 75% 3 80% 4 100%

3 Answers   DSSSB-Delhi Subordinate Service Selection Board,

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Which of the following is used as a coolant in nuclear reactors? 1 Heavy water 2 Cadmium 3 Liquid sodium 4 None of these

2 Answers   WBCS West Bengal Civil Service,

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What are soaps? 1 Salts of silicates 2 Esters of heavy fatty acids 3 Sodium or potassium salts of heavier fatty acids 4 Mixture of glycerol and alcohols

2 Answers  

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where is the indragandhi furnal in delhi, who is bulit in krishna sagar dam

0 Answers   Banking,

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Explain the Evolution of Science as a discipline in the Medieval Period

0 Answers   Mahatma Gandhi University,

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Deep blue color is imparted to glass by the presence of 1 Iron oxide 2 Cupric oxide 3 Nickel oxide 4 Cobalt oxide

2 Answers  

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Soda-acid fire extinguisher involves the reaction between 1 Sodium hydroxide and nitric acid 2 Sodium bi carbonate and sulphuric acid 3 Sodium sulphate and carbonic acid 4 Sodium carbonate and hydrochloric acid

5 Answers  

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Which is/are the important raw material(s) required in cement industry? 1 Limestone 2 Gypsum & clay 3 Clay 4 Limestone & clay

6 Answers  

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What is the work of a patent engineer? Does the experience in working as patent engineer helps in finding a job in a refinery?

1 Answers  

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if appointed at aryabhatt school for how long should we expect you work with us

0 Answers  

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