Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different points. After some time the water will be found to have cooled most in the tumbler painted. Shining black Rough white Rough black Shining white Shining black Rough white Rough black Shining white ANSWER DOWNLOAD EXAMIANS APP
Physics In a freezer ice cubes will be formed more quickly in trays made of Rubber Wood Aluminium Plastic Rubber Wood Aluminium Plastic ANSWER DOWNLOAD EXAMIANS APP
Physics Sir C.V. Raman was awarded Nobel Prize for his work connected with which of the following phenomenon of radiation? Scattering Diffraction Interference Polarization Scattering Diffraction Interference Polarization ANSWER DOWNLOAD EXAMIANS APP
Physics Safety fuse wire used in domestic electrical appliances is made of metal of low Resistance Conductance Melting point Specific gravity Resistance Conductance Melting point Specific gravity ANSWER DOWNLOAD EXAMIANS APP
Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Depends upon the metal Unchanged Increases Decreases Depends upon the metal Unchanged Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics Choose the most appropriate answer: In which atmospheric layer are the communication satellites located? Stratosphere Mesosphere Troposphere Ionosphere Stratosphere Mesosphere Troposphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP