Which of the following is used as a lubricant? 1 Graphite 2 Silica 3 Diamond 4 Iron oxide

3 Answers   Honda,

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Rubber is coagulated from latex by adding 1 Hydrochloric acid 2 Acetic acid 3 Sulphuric acid 4 Carbonic acid

1 Answers  

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Which of the following gases is obtained by the reaction of copper with dilute nitric acid is 1 NO2 2 N2O5 3 O2 4 NO

1 Answers  

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Which of the following is not a chemical reaction? 1 Burning of paper 2 Digestion of food 3 Conversion of water into steam 4 Burning of coal

1 Answers   NTS,

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Combustion is the process in which 1 Heat is produced 2 Light is produced 3 Heat and light are produced 4 None of these

1 Answers  

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Enriched uranium used in a nuclear reactor is 1 Uranium freed of all impurities 2 Uranium treated with radiation 3 Uranium alloyed with aluminum 4 Uranium with a high percentage of a particular isotope

1 Answers  

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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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cause for earth-to-neutral voltage

1 Answers  

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The material used for bleaching paper pulp is 1 Chlorine 2 Caustic soda 3 Sodium hypochlorite 4 Lime

2 Answers  

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help me finding the contact no of P Meenakshi Pavan garu reasoning faculty in Hyderabad

2 Answers  

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abbrivation for ROA in oracle?

1 Answers   ISRO,

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Heavy water is 1 Tritium oxide 2 Deuterium oxide 3 Rain water 4 None of these

2 Answers  

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