Physics Sound travels at the fastest speed in air steel vacuum water air steel vacuum water 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 offer no resistance to the flow of electricity offer high resistance to the flow of current conduct electricity at low temperature conduct electricity at high temperatures offer no resistance to the flow of electricity offer high resistance to the flow of current conduct electricity at low temperature conduct electricity at high temperatures ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels at the fastest speed in: vacuum glass hydrogen water vacuum glass hydrogen water ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves the train may not fly off in the opposite direction to avoid frictional force between the tracks and wheels necessary centripetal force may be obtained from the horizontal component of the weight of the train necessary centrifugal force may be obtained from the horizontal component weight of the train the train may not fly off in the opposite direction to avoid frictional force between the tracks and wheels necessary centripetal force may be obtained from the horizontal component of the weight of the train necessary centrifugal force may be obtained from the horizontal component weight of the train ANSWER DOWNLOAD EXAMIANS APP