Physics Superconductors are substances which conduct electricity at high temperatures conduct electricity at low temperature offer high resistance to the flow of current offer no resistance to the flow of electricity conduct electricity at high temperatures conduct electricity at low temperature offer high resistance to the flow of current offer no resistance to the flow of electricity ANSWER DOWNLOAD EXAMIANS APP
Physics Who gave the Theory of Relativity? Galileo Galilei Albert Einstein Isaac Newton Archimedes Galileo Galilei Albert Einstein Isaac Newton Archimedes ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the highest entropy? Diamond Mercury Hydrogen Liquid nitrogen Diamond Mercury Hydrogen Liquid nitrogen ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb explodes on the moon. You will hear its sound on earth after ________ You cannot hear the sound of explosion 20 minutes 2 hours 20 minutes 3.7 hours You cannot hear the sound of explosion 20 minutes 2 hours 20 minutes 3.7 hours ANSWER DOWNLOAD EXAMIANS APP
Physics Which sources produce alternating current (AC)? Solar power plants Hydro-electric generators All of these Batteries Solar power plants Hydro-electric generators All of these Batteries ANSWER DOWNLOAD EXAMIANS APP
Physics A mirage occurs because of Diffraction of light Total internal reflection by layers of air Reflection by hot ground Interference of light Diffraction of light Total internal reflection by layers of air Reflection by hot ground Interference of light ANSWER DOWNLOAD EXAMIANS APP