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: 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. 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. ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following scientific discoveries was made by C.V. Raman? Super Conductivity Cyclotron Inelastic scattering of light by molecules Controlled nuclear fission Super Conductivity Cyclotron Inelastic scattering of light by molecules Controlled nuclear fission ANSWER DOWNLOAD EXAMIANS APP
Physics Mach number is used in connection with the speed of spacecraft ships aircraft sound spacecraft ships aircraft sound ANSWER DOWNLOAD EXAMIANS APP
Physics Tungsten is used for the manufacture of the filament of an electric bulb, because It is a good conductor It is malleable It is economical It has a very high melting point It is a good conductor It is malleable It is economical It has a very high melting point ANSWER DOWNLOAD EXAMIANS APP
Physics When light passes from one medium to another, this phenomenon of change in its direction is called ________ Refraction Propagation Diffraction No option is correct Refraction Propagation Diffraction No option is correct ANSWER DOWNLOAD EXAMIANS APP
Physics Heat transfer horizontally within the atmosphere is called Convection Advection Conduction Absorption Convection Advection Conduction Absorption ANSWER DOWNLOAD EXAMIANS APP
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