Physics Bats can sense obstacles because they produce Micro sound waves Supersonic sound waves Ultrasonic sound waves Infrasonic sound waves Micro sound waves Supersonic sound waves Ultrasonic sound waves Infrasonic sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts DC to AC Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts DC to AC ANSWER DOWNLOAD EXAMIANS APP
Physics A star appears twinkling in the sky because of Refraction of light by atmosphere Diffraction of light by atmosphere Reflection of light by atmosphere Scattering of light by atmosphere Refraction of light by atmosphere Diffraction of light by atmosphere Reflection of light by atmosphere Scattering of light by atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Conservation of energy refers to the fact that If you conserve energy you will not be as tired No chemical reaction is 100 percent efficient The entropy of the universe is always increasing Energy cannot be created or destroyed but can be converted from one form to another If you conserve energy you will not be as tired No chemical reaction is 100 percent efficient The entropy of the universe is always increasing Energy cannot be created or destroyed but can be converted from one form to another ANSWER DOWNLOAD EXAMIANS APP
Physics The type of mirror used in automobiles to see the traffic on the rear side is Convex Plano-Convex Plane Concave Convex Plano-Convex Plane Concave ANSWER DOWNLOAD EXAMIANS APP
Physics Materials that allow electricity to flow are called Conductors Electron flows Insulators Stimulators Conductors Electron flows Insulators Stimulators ANSWER DOWNLOAD EXAMIANS APP
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