Physics Copper wires are generally used for electrical power transmission instead of iron wire because : Copper is a better conductor of electricity than iron Copper can take higher power than iron Copper is lighter than iron Copper is cheaper than iron Copper is a better conductor of electricity than iron Copper can take higher power than iron Copper is lighter than iron Copper is cheaper than iron ANSWER DOWNLOAD EXAMIANS APP
Physics The information of brilliant colors in a thin soap film is a consequence of the phenomena of Polarization and interference Multiple refraction and dispersion Multiple reflection and interference Diffraction and dispersion Polarization and interference Multiple refraction and dispersion Multiple reflection and interference Diffraction and dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics A storm is predicted if atmospheric pressure Rises gradually Falls gradually Rises suddenly Falls suddenly Rises gradually Falls gradually Rises suddenly Falls suddenly ANSWER DOWNLOAD EXAMIANS APP
Physics An image formed by a plane mirror, that cannot be obtained on a screen is called ________ Inverted image Erect image Real image Virtual image Inverted image Erect image Real image Virtual image ANSWER DOWNLOAD EXAMIANS APP
Physics In a diesel engine the high temperature needed to ignite the fuel is achieved by An electrical spark Using heat from exhaust Compressing air in the cylinders The battery An electrical spark Using heat from exhaust Compressing air in the cylinders The battery ANSWER DOWNLOAD EXAMIANS APP
Physics The fundamental scientific principle in the operation of battery is Dissociation of electrolytes Acid-base interaction Oxidation-reduction Dialysis Dissociation of electrolytes Acid-base interaction Oxidation-reduction Dialysis ANSWER DOWNLOAD EXAMIANS APP
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