Physics stars which appear single to the naked eye but are double when seen through a telescope are asteroids binaries novas and supernovas quasars asteroids binaries novas and supernovas quasars ANSWER DOWNLOAD EXAMIANS APP
Physics Fat can be seperated from milk in a cream seperator because of : Gravitational Force Centripetal Force Centrifugal Force Cohesive Force Gravitational Force Centripetal Force Centrifugal Force Cohesive Force ANSWER DOWNLOAD EXAMIANS APP
Physics If the phase difference between two points is 120° for a wave with velocity of 360 m/s and frequency 500 Hz, then path difference between the two points is 6 cm 24 cm 12 cm 1 cm 6 cm 24 cm 12 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to carry two buckets of water in one hand each, than to carry only one in one hand because Resultant weight of buckets is zero Centre of gravity falls within the body Weights of buckets are balanced Centre of gravity and centre of equilibrium fall within the feet Resultant weight of buckets is zero Centre of gravity falls within the body Weights of buckets are balanced Centre of gravity and centre of equilibrium fall within the feet ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because : Metals have higher thermal capacity than plastics Plastics have a higher thermal conductivity than metals Plastics have a lower density than metals Metals are good conductors of heat Metals have higher thermal capacity than plastics Plastics have a higher thermal conductivity than metals Plastics have a lower density than metals Metals are good conductors of heat ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following metals is used for the manufacture of heating elements provided in electric iron ? Nickel Tungsten Nichrome Chromium Nickel Tungsten Nichrome Chromium ANSWER DOWNLOAD EXAMIANS APP