Physics Copper wires are generally used for electrical power transmission instead of iron wire because : 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 Copper is a better conductor of electricity than iron ANSWER DOWNLOAD EXAMIANS APP
Physics Heavy water is used in nuclear reactor to Slow down neutron Absorb neutron Increase speed of neutron Increase temperature Slow down neutron Absorb neutron Increase speed of neutron Increase temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Which metal is the best conductor of heat? All of these Gold Copper Silver All of these Gold Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is exhibiting kinetic energy? A person sitting on a couch while watching TV All of these A space station orbiting Earth An archer with a flexed bow A person sitting on a couch while watching TV All of these A space station orbiting Earth An archer with a flexed bow ANSWER DOWNLOAD EXAMIANS APP
Physics The absolute refractive index of any medium is always: Less than one 1 More than one Less than one 1 More than one ANSWER DOWNLOAD EXAMIANS APP
Physics Alcohol is more volatile than water because ________ is lower than water. Its surface tension Its viscosity Its density Its boiling point Its surface tension Its viscosity Its density Its boiling point ANSWER DOWNLOAD EXAMIANS APP
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