Physics A bimetal made copper and iron strips welded together is straight at room temperature. It is held vertically with iron strip towards left and copper strip towards right. If this bimetal is heated, it will Bend towards right Bend towards left None of these Remain straight Bend towards right Bend towards left None of these Remain straight ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a property of heavy water ? Freezing point of heavy water is higher than that of ordinary water Boiling point of heavy water is lower than that or ordinary water It produces corrosion Density of heavy water is higher than that of ordinary water Freezing point of heavy water is higher than that of ordinary water Boiling point of heavy water is lower than that or ordinary water It produces corrosion Density of heavy water is higher than that of ordinary water ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves 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 necessary centrifugal force may be obtained from the horizontal component weight of the train ANSWER DOWNLOAD EXAMIANS APP
Physics Echolocation is an adaptation bats use to Find warm places for hibernation All of these Locate flowering plants Hunt insects in flight Find warm places for hibernation All of these Locate flowering plants Hunt insects in flight ANSWER DOWNLOAD EXAMIANS APP
Physics A standing wave occurs when A wave reflects upon itself The speed of the wave is zero or near zero The amplitude of a wave exceeds its wavelength Two waves overlap A wave reflects upon itself The speed of the wave is zero or near zero The amplitude of a wave exceeds its wavelength Two waves overlap ANSWER DOWNLOAD EXAMIANS APP
Physics Who gave the Theory of Relativity? Galileo Galilei Albert Einstein Isaac Newton Archimedes Galileo Galilei Albert Einstein Isaac Newton Archimedes ANSWER DOWNLOAD EXAMIANS APP