Which of the following metals can displace hydrogen from
dilute acids?
1 Zinc
2 Gold
3 Copper
4 Silver
Who commanded the challenger’s first flight?
what is composition of fizzy drinks
Which of the following is not a neutral oxide? 1 Carbon monoxide 2 Sulphur dioxide 3 Nitric oxide 4 Water
Rubber is coagulated from latex by adding 1 Hydrochloric acid 2 Acetic acid 3 Sulphuric acid 4 Carbonic acid
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,
is the big bang theory correct, because as I wondered the explosion is too powerful that no one could survive after galaxies were created no life exist on it after the 3.5 billion years life exist so... my question is were is the life came from?
What is voltage? ?? What type of of show voltage. ?? Practillay how's voltage?
Potassium nitrate is used in 1 Salt 2 Glass 3 Fertilizer 4 Medicine
abbrivation for ROA in oracle?
why is ohms law not followed in long transmisson lines
Which of the following is a good nuclear fuel? 1 Uranium-238 2 Neptunium-239 3 Thorium-236 4 Plutonium-239
Diamond is harder than graphite because of 1 Difference of layers of atoms 2 Tetrahedral structure of diamond 3 Difference of crystalline structures 4 None of these