Physics On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because: cohesion of water is greater than its adhesion with glass. mercury is a metal. density of mercury is greater than that of water. cohesion of mercury is greater than its adhesion with glass. cohesion of water is greater than its adhesion with glass. mercury is a metal. density of mercury is greater than that of water. cohesion of mercury is greater than its adhesion with glass. ANSWER DOWNLOAD EXAMIANS APP
Physics When a ball is thrown vertically upwards, which of the following quantities remains constant during its motion? Energy Acceleration Displacement Velocity Energy Acceleration Displacement Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics Flight Recorder is technically called : Altitude meter Blind box Dark box Black box Altitude meter Blind box Dark box Black box ANSWER DOWNLOAD EXAMIANS APP
Physics Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons? 2.8 km, 0.25 km 1.8 km, 0.15 km 3.3 km, 0.30 km 2.2 km, 0.20 km 2.8 km, 0.25 km 1.8 km, 0.15 km 3.3 km, 0.30 km 2.2 km, 0.20 km ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following terms is not used in the field of physics? Stock value Refractive index Latent heat Nuclear fusion Stock value Refractive index Latent heat Nuclear fusion ANSWER DOWNLOAD EXAMIANS APP
Physics Ice cubes are added to a glass of pure water and a glass of pure alcohol. The ice would be At the same level in both Floating in alcohol and sinking in water At a higher level in alcohol At a higher level in water At the same level in both Floating in alcohol and sinking in water At a higher level in alcohol At a higher level in water ANSWER DOWNLOAD EXAMIANS APP