Physics When a bottle of perfume is opened in one corner of a room the smell spreads soon throughout the room. This is an example of Capillarity Surface tension Diffusion Viscosity Capillarity Surface tension Diffusion Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics The commonly used coolant in refrigerators is Nitrogen Freon Oxygen Ammonia Nitrogen Freon Oxygen Ammonia ANSWER DOWNLOAD EXAMIANS APP
Physics When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is Reflection of light Refraction of light Scattering of light Dispersion of light Reflection of light Refraction of light Scattering of light Dispersion of light ANSWER DOWNLOAD EXAMIANS APP
Physics The sharpness of a television image is termed as its Colour Graphics Clarity Resolution Colour Graphics Clarity Resolution ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum velocity required for a rocket to overcome earth's gravity and travel into space? 18 km/sec 11.2 km/sec 35 km/sec 21 km/sec 18 km/sec 11.2 km/sec 35 km/sec 21 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics The type of mirrors used in the headlamp of cars is Spherical convex Cylindrical concave Parabolic concave Plane Spherical convex Cylindrical concave Parabolic concave Plane ANSWER DOWNLOAD EXAMIANS APP