Physics Which among the following waves is used for communication by artificial satellites ? Frequency of 1016 series Radio waves Micro waves M. Frequency of 1016 series Radio waves Micro waves M. ANSWER DOWNLOAD EXAMIANS APP
Physics Vegetables are cooked in lesser time by adding a pinch of salt while cooking because Latent heat of vaporization of water decreases Boiling point of water increases Latent heat of vaporization of water increases Boiling point of water decreases Latent heat of vaporization of water decreases Boiling point of water increases Latent heat of vaporization of water increases Boiling point of water decreases ANSWER DOWNLOAD EXAMIANS APP
Physics The density of water is 1 g/cc. This is strictly valid at 25°C 4°C 100°C 0°C 25°C 4°C 100°C 0°C ANSWER DOWNLOAD EXAMIANS APP
Physics Refrigeration is a process which Kills bacteria Slows down the bacterial growth Plasmolyses the bacteria Inactivates the bacteria Kills bacteria Slows down the bacterial growth Plasmolyses the bacteria Inactivates the bacteria ANSWER DOWNLOAD EXAMIANS APP
Physics An electric fuse is based on The heating effect of the current The magnetic effect of the current All of these The chemical effect of the current The heating effect of the current The magnetic effect of the current All of these The chemical effect of the current ANSWER DOWNLOAD EXAMIANS APP
Physics When a ring of metal is heated what happens to its hole ? It expands or contracts according to its diameter It expands or contracts according to its coefficient of expansion Contracts Expands It expands or contracts according to its diameter It expands or contracts according to its coefficient of expansion Contracts Expands ANSWER DOWNLOAD EXAMIANS APP