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 mercury is greater than its adhesion with glass. density of mercury is greater than that of water. cohesion of water is greater than its adhesion with glass. mercury is a metal. cohesion of mercury is greater than its adhesion with glass. density of mercury is greater than that of water. cohesion of water is greater than its adhesion with glass. mercury is a metal. ANSWER DOWNLOAD EXAMIANS APP
Physics The bats can fly in the dark because They generate flashes of light They can see the objects in darkness They generate ultrasonic sound waves They have weak legs and are likely to be attacked by predators They generate flashes of light They can see the objects in darkness They generate ultrasonic sound waves They have weak legs and are likely to be attacked by predators ANSWER DOWNLOAD EXAMIANS APP
Physics The sky appears blue because All colours interfere to produce blue The atmosphere scatters blue colour more than the others In white light, the blue component dominates It is actually blue All colours interfere to produce blue The atmosphere scatters blue colour more than the others In white light, the blue component dominates It is actually blue ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following experiments analyzed the Fraunhofer lines of the solar spectrum? Lamb-Rutherford experiment Geiger and Marsdens experiment on scattering of alpha particles Barkla's experiment on scattering of X-rays Bunsen and Kirchhoff's experiment Lamb-Rutherford experiment Geiger and Marsdens experiment on scattering of alpha particles Barkla's experiment on scattering of X-rays Bunsen and Kirchhoff's experiment ANSWER DOWNLOAD EXAMIANS APP
Physics The atmospheric air is held to the Earth by : Gravity Winds Clouds Rotation of the Earth Gravity Winds Clouds Rotation of the Earth ANSWER DOWNLOAD EXAMIANS APP
Physics Superconductors are those elements Which conduct electricity only at super-high temperatures Whose conductivity is intermediate between metals and insulators Which turn into insulators at very low temperatures Whose resistance falls almost to zero at very low temperatures Which conduct electricity only at super-high temperatures Whose conductivity is intermediate between metals and insulators Which turn into insulators at very low temperatures Whose resistance falls almost to zero at very low temperatures ANSWER DOWNLOAD EXAMIANS APP