Physics Railway tracks are banked on curves necessary centrifugal force may be obtained from the horizontal component weight of the train necessary centripetal force may be obtained from the horizontal component of the weight of the train to avoid frictional force between the tracks and wheels the train may not fly off in the opposite direction necessary centrifugal force may be obtained from the horizontal component weight of the train necessary centripetal force may be obtained from the horizontal component of the weight of the train to avoid frictional force between the tracks and wheels the train may not fly off in the opposite direction ANSWER DOWNLOAD EXAMIANS APP
Physics At the Curie temperature, the ferromagnetic materials get converted into None of the others Diamagnetic materials Non-magnetic materials Paramagnetic materials None of the others Diamagnetic materials Non-magnetic materials Paramagnetic materials ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is an ohmic conductor? Silicon Carbon Silver Germanium Silicon Carbon Silver Germanium ANSWER DOWNLOAD EXAMIANS APP
Physics A cycle tyre bursts suddenly. This represents an : Isoboric process Adiabatic process Isochoric process Isothermal process Isoboric process Adiabatic process Isochoric process Isothermal process ANSWER DOWNLOAD EXAMIANS APP
Physics A bucket of water is hung from a spring balance. A piece of iron is suspended in the water without touching the sides or touching the bottom of the bucket. The reading of the spring balance Will increase Will decrease Does not change Varies with the increase of depth of the immersion of the iron piece Will increase Will decrease Does not change Varies with the increase of depth of the immersion of the iron piece ANSWER DOWNLOAD EXAMIANS APP
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: cohesion of mercury is greater than its adhesion with glass. density of mercury is greater than that of water. mercury is a metal. cohesion of water is greater than its adhesion with glass. cohesion of mercury is greater than its adhesion with glass. density of mercury is greater than that of water. mercury is a metal. cohesion of water is greater than its adhesion with glass. ANSWER DOWNLOAD EXAMIANS APP