Physics The plastic material commonly used for making gear wheels is Polystyrene Bakelit Polyesters Nylons Polystyrene Bakelit Polyesters Nylons ANSWER DOWNLOAD EXAMIANS APP
Physics A body of mass 2 kg is thrown upward with initial velocity of 20 m/s. After 2 seconds, its kinetic energy will be : (g = 10 m/s2) 200 J 100 J 400 J 0 J 200 J 100 J 400 J 0 J ANSWER DOWNLOAD EXAMIANS APP
Physics Gamma rays are emitions that have Both mass and charge Mass but no charge Charge but no mass Neither mass nor charge Both mass and charge Mass but no charge Charge but no mass Neither mass nor charge ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Action of ultraviolet light from the sun on atmospheric oxygen. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Lightning discharge in atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Lightning discharge in atmosphere. ANSWER DOWNLOAD EXAMIANS APP
Physics Two vectors are said to be equal if Both magnitude and direction are same Only their directions are same Magnitudes are same but directions are opposite Only their magnitudes are same Both magnitude and direction are same Only their directions are same Magnitudes are same but directions are opposite Only their magnitudes are same ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of sky is due to Reflection of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere Scattering of longer wavelengths of sunlight in the atmosphere Refraction of sunlight Reflection of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere Scattering of longer wavelengths of sunlight in the atmosphere Refraction of sunlight ANSWER DOWNLOAD EXAMIANS APP
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