Physics Soap bubble attains spherical shape due to ________ Surface tension Pressure Inertia Viscosity Surface tension Pressure Inertia Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a geostationary satellite is 24 hours Changing continuously 30 days 365 days 24 hours Changing continuously 30 days 365 days ANSWER DOWNLOAD EXAMIANS APP
Physics A parachute descends slowly whereas a stone dropped from the same height falls rapidly, because A parachute has a larger surface area and air resistance is more Special mechanisms are present in parachute Stone is heavier than parachute None of these A parachute has a larger surface area and air resistance is more Special mechanisms are present in parachute Stone is heavier than parachute None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Kirchhoff's laws are applicable to C. and A.C. circuits both C. circuits only C. circuits only None of these C. and A.C. circuits both C. circuits only C. circuits only None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following determines the sharpness of image in a camera ? The exposure time The focal length of the lens The aperture Size of the camera The exposure time The focal length of the lens The aperture Size of the camera 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 Increases with height of the wall Depends on the area of the wall Increases with depth of the wall Depends on the thickness of the wall Increases with height of the wall Depends on the area of the wall Increases with depth of the wall Depends on the thickness of the wall ANSWER DOWNLOAD EXAMIANS APP