Chemistry The graphite rods in the nuclear reactor produce neutrons react with U to release energy convert fast moving neutrons into thermal neutrons undergo combustion which triggers the nuclear fission produce neutrons react with U to release energy convert fast moving neutrons into thermal neutrons undergo combustion which triggers the nuclear fission ANSWER DOWNLOAD EXAMIANS APP
Chemistry Slag is a name given for Molten sand Molten alumina Molten iron Molten calcium silicate Molten sand Molten alumina Molten iron Molten calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a greenhouse gas ? Nitrogen Sulphur dioxide Helium Carbon dioxide Nitrogen Sulphur dioxide Helium Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the covalency of nitrogen in ammonia molecule 5 3 2 4 5 3 2 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/8 1/3 1/6 1/4 1/8 1/3 1/6 1/4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bhopal gas tragedy is associated with leakage of Methyl isocyanate Nitrogen dioxide Sulphur dioxide Carbon dioxide Methyl isocyanate Nitrogen dioxide Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP