Chemistry The material used in solar cells contains Silicon Thallium Caesium Tin Silicon Thallium Caesium Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the periodic table of elements, on moving from left to right across a period, the atomic radius Remains unchanged Does not follow a definite pattern Decreases Increases Remains unchanged Does not follow a definite pattern Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemistry DDT and BHC may act as Allergens Carcinogens None of these Asthematic agents Allergens Carcinogens None of these Asthematic agents ANSWER DOWNLOAD EXAMIANS APP
Chemistry If water smells bad, then that odour can be removed by adding Alum Bleach Deactivated nitrogen Activated carbon Alum Bleach Deactivated nitrogen Activated carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that is used in the manufacture of vanaspati ghee is : Hydrogen Oxygen Carbon dioxide Nitrogen Hydrogen Oxygen Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rutherford’s scattering experiment proved the presence of Atoms in all matter Nucleus in atoms Electrons in atoms Neutrons in atoms Atoms in all matter Nucleus in atoms Electrons in atoms Neutrons in atoms ANSWER DOWNLOAD EXAMIANS APP