Physics Which microscope is often used to view metal surfaces? Optical microscopes Scanning tunneling microscopes Electron microscopes None of these Optical microscopes Scanning tunneling microscopes Electron microscopes None of these ANSWER DOWNLOAD EXAMIANS APP
Physics For Gamma radiation, what stops its penetrating abilities? All of these Steal Concrete Lead All of these Steal Concrete Lead ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall Depends on the thickness of the wall Increases with depth of the wall Depends on the area of the wall Increases with height of the wall Depends on the thickness of the wall Increases with depth of the wall Depends on the area of the wall Increases with height of the wall ANSWER DOWNLOAD EXAMIANS APP
Physics Find the power of a convex lens if the image formed is at a distance of 25 cm from the lens when the object is placed on the other side of the lens at 12 cm from the optical centre? 4.33 diopters -12.33 diopters -4.33 diopters 12.33 diopters 4.33 diopters -12.33 diopters -4.33 diopters 12.33 diopters ANSWER DOWNLOAD EXAMIANS APP
Physics Two stones of different masses are dropped simultaneously from the top of a building Larger stone reaches the ground earlier Depends on the composition of the stone Smaller stone reaches the ground earlier Both the stones reach the ground at the same time Larger stone reaches the ground earlier Depends on the composition of the stone Smaller stone reaches the ground earlier Both the stones reach the ground at the same time ANSWER DOWNLOAD EXAMIANS APP
Physics If there were no gravity, which of the following will not be there for a fluid? Viscosity Pressure Upward Thrust Surface Tension Viscosity Pressure Upward Thrust Surface Tension ANSWER DOWNLOAD EXAMIANS APP