Name any two modern branches of Physical Science
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Carbon tetrachloride fire extinguisher should not be used in closed rooms, because it produces a poisonous gas called 1 Carbon monoxide 2 Phosphine 3 Phosgene 4 None of these
what are disadvantages of interrupt and exception?
Write about recreational function of Science
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Who discovered radio telescope?
When was the second and third experimental explosion conducted?
Which of the following is used to coagulate synthetic fibers from solution? 1 Hydrochloric acid 2 Sulphuric acid 3 Nitric acid 4 None of these
Why is ice wrapped in gunny sacks to prevent it from melting
When was the administration control of terls enstrusted to physcial research laboratory, ahmedabad?
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
what the defference from anti virus and spyware and adware also? Please descript?
What is the Botany?
The material used for bleaching paper pulp is 1 Chlorine 2 Caustic soda 3 Sodium hypochlorite 4 Lime