Physics Sound travels at the fastest speed in water steel air vacuum water steel air vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics Oil raise up the wick in a lamp. The principle involves the diffusion of oil through the wick the liquid state of oil volatility of oil capillary action phenomenon the diffusion of oil through the wick the liquid state of oil volatility of oil capillary action phenomenon ANSWER DOWNLOAD EXAMIANS APP
Physics Superconductors are substances which conduct electricity at high temperatures offer no resistance to the flow of electricity conduct electricity at low temperature offer high resistance to the flow of current conduct electricity at high temperatures offer no resistance to the flow of electricity conduct electricity at low temperature offer high resistance to the flow of current ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels at the fastest speed in: hydrogen vacuum glass water hydrogen vacuum glass water ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves 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 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 ANSWER DOWNLOAD EXAMIANS APP