Physics Copper wires are generally used for electrical power transmission instead of iron wire because : 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 Copper can take higher power than iron Copper is lighter than iron ANSWER DOWNLOAD EXAMIANS APP
Physics For a freely falling body, the sum of kinetic energy and potential energy is always Unity Zero Variable Same Unity Zero Variable Same ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has got more heat capacity ? Benzene Gold piece Iron piece Water Benzene Gold piece Iron piece Water ANSWER DOWNLOAD EXAMIANS APP
Physics The energy stored in a watch spring is Kinetic energy Heat energy Potential energy Chemical energy Kinetic energy Heat energy Potential energy Chemical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Who discovered X-ray Pierre Curie Marie Curie Wilhelm Rontgen Ernest Rutherford Pierre Curie Marie Curie Wilhelm Rontgen Ernest Rutherford ANSWER DOWNLOAD EXAMIANS APP
Physics The motion of a freely falling body is an example of ________ motion. Non-uniformly accelerated Constant velocity Constant speed Uniformly accelerated Non-uniformly accelerated Constant velocity Constant speed Uniformly accelerated ANSWER DOWNLOAD EXAMIANS APP