Physics Which one is the unit of surface tension of a liquid Joule/ mm Newton /m2 None of these Electron volt /cm2 Joule/ mm Newton /m2 None of these Electron volt /cm2 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these waves can be polarized ? Light waves Longitudinal waves on a string Transverse waves on a string Sound waves in air Light waves Longitudinal waves on a string Transverse waves on a string Sound waves in air ANSWER DOWNLOAD EXAMIANS APP
Physics The bending of light when it passes around a corner or a slit is due to ________ Refraction Reflection Total internal reflection Diffraction Refraction Reflection Total internal reflection Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of sound at a point is ____ its distance from the source. directly proportional to square of inversely proportional to inversely proportional to square of directly proportional to directly proportional to square of inversely proportional to inversely proportional to square of directly proportional to ANSWER DOWNLOAD EXAMIANS APP
Physics Vehicles use ________ to see the objects coming from behind. Convex lens Concave lens Convex mirror Concave mirror Convex lens Concave lens Convex mirror Concave mirror ANSWER DOWNLOAD EXAMIANS APP
Physics A radioactive substance does not undergo any change (in mass or charge) during Gamma-emission Alpha-emission Beta-emission Oxidation Gamma-emission Alpha-emission Beta-emission Oxidation ANSWER DOWNLOAD EXAMIANS APP