General Science The gas usually filled in the electric bulb is Oxygen None of the listed here Nitrogen Hydrogen Oxygen None of the listed here Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
General Science The age of most ancient geological formations is estimated by Potassium - argon method C14 method Uranium - lead method Ra - Si method Potassium - argon method C14 method Uranium - lead method Ra - Si method ANSWER DOWNLOAD EXAMIANS APP
General Science In an atomic nucleus, neutrons and protons are held together by: Magnetic forces Gravitational forces Exchange forces Coulombic forces Magnetic forces Gravitational forces Exchange forces Coulombic forces ANSWER DOWNLOAD EXAMIANS APP
General Science Gypsum is added to cement clinker to Decrease the rate of setting of cement Bind the particles of calcium silicate Facilitate the formation of colloidal gel Increase the tensile strength of cement Decrease the rate of setting of cement Bind the particles of calcium silicate Facilitate the formation of colloidal gel Increase the tensile strength of cement ANSWER DOWNLOAD EXAMIANS APP
General Science Which among the following is a positively charged particle emitted by a radioactive element? Beta ray Cathode ray Gamma ray Alpha ray Beta ray Cathode ray Gamma ray Alpha ray ANSWER DOWNLOAD EXAMIANS APP
General Science In fireworks, the green flame is produced because of Sodium Barium Potassium Mercury Sodium Barium Potassium Mercury ANSWER DOWNLOAD EXAMIANS APP