Physics A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will First rise and then fall Rise Fall Remain the same First rise and then fall Rise Fall Remain the same ANSWER DOWNLOAD EXAMIANS APP
Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Superconductors Dielectrics Perfect conductors Semi conductors Superconductors Dielectrics Perfect conductors Semi conductors ANSWER DOWNLOAD EXAMIANS APP
Physics What type of force acts on a car moving around a curve? Cohesive force Gravitational force Centrifugal force Centripetal force Cohesive force Gravitational force Centrifugal force Centripetal force ANSWER DOWNLOAD EXAMIANS APP
Physics Kirchhoff's laws are applicable to C. and A.C. circuits both None of these C. circuits only C. circuits only C. and A.C. circuits both None of these C. circuits only C. circuits only ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves necessary centrifugal force may be obtained from the horizontal component weight of the train the train may not fly off in the opposite direction 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 necessary centrifugal force may be obtained from the horizontal component weight of the train the train may not fly off in the opposite direction 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 ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in moist air is more than in dry air because the moist air has Less pressure than dry air. More density than dry air. More pressure than dry air. Less density than dry air. Less pressure than dry air. More density than dry air. More pressure than dry air. Less density than dry air. ANSWER DOWNLOAD EXAMIANS APP