Chemistry What material is used to make electric heater coil ? Copper Silver Nichrome Iron Copper Silver Nichrome Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 1 2 4 3 1 2 4 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is used in gas balloons instead of hydrogen gas because it is Lighter than hydrogen More abundant than hydrogen Non-combustible More stable Lighter than hydrogen More abundant than hydrogen Non-combustible More stable ANSWER DOWNLOAD EXAMIANS APP
Chemistry Green house effect is accelerated by Rapid industrialization Increased transportation activity All of these Deforestation Rapid industrialization Increased transportation activity All of these Deforestation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Bhopal gas tragedy was caused by the gas Methyl Cyanide Methyl Iso Cyanide Methyl Iso Cyanate Methyl chloride Methyl Cyanide Methyl Iso Cyanide Methyl Iso Cyanate Methyl chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of an atom is equal to the number of protons the number of protons and electrons the number of neutrons the number of nucleons the number of protons the number of protons and electrons the number of neutrons the number of nucleons ANSWER DOWNLOAD EXAMIANS APP