Explain any four values that can be developed through teaching Physical Science

0 Answers   Mahatma Gandhi University,

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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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Amalgams are 1 Alloys which contain carbon 2 Alloys which have great resistance to abrasion 3 Alloys which contain mercury as one of the contents 4 None of these

2 Answers  

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Which of the following alloys is used for making magnets? 1 Duralumin 2 Stainless steel 3 Alnico 4 Magnalium

1 Answers  

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The combustible material at the tip of a safety match sitck is 1 Sulphur 2 Manganese dioxide 3 Phosphorus 4 Antimony sulphide

2 Answers  

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which country is known as thunderbolt in the world

1 Answers   CAT,

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In an atomic explosion, enormous energy is released which is due to the 1 Conversion of neutrons into protons 2 Conversion of chemical energy into nuclear energy 3 Conversion of mass into energy 4 None of these

2 Answers   AHH, CMRL,

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Which of the following is the lightest gas? 1 Nitrogen 2 Hydrogen 3 Ammonia 4 Carbon dioxide

4 Answers  

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Polythene is industrially prepared by the polymerization of 1 Methane 2 Styrene 3 Acetylene 4 Ethylene

3 Answers   Amna Industries, HFI,

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What is the Protoplasm ?

1 Answers  

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Ozone attacks 1 Mercury and silver 2 Copper 3 Silver and iron 4 None of these

2 Answers  

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In which of the following processes, is vanadium pent oxide used as a catalyst? 1 Contact process 2 Haber’s process 3 Solvay process 4 None of these

2 Answers  

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