Physics Super conductors are substances that Conduct electricity at high temperature Offer minimum resistance to flow of electric current Offer high resistance to the flow of electric current Conduct electricity at low temperature Conduct electricity at high temperature Offer minimum resistance to flow of electric current Offer high resistance to the flow of electric current Conduct electricity at low temperature ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of an oil lamp rises up due to: Gravitational force Capillary action Low viscosity of oil Pressure difference Gravitational force Capillary action Low viscosity of oil Pressure difference ANSWER DOWNLOAD EXAMIANS APP
Physics A person standing on a railway platform listens to the whistles of arriving and departing trains. The whistle heard is Of higher pitch when train departs Of higher pitch when train arrives The same in both cases in all respects Of higher intensity when train arrives Of higher pitch when train departs Of higher pitch when train arrives The same in both cases in all respects Of higher intensity when train arrives ANSWER DOWNLOAD EXAMIANS APP
Physics A small gap is left at the joints of rails in a railway track to Keep the rails equidistant Control the speed of train Avoid the tracks being distorted due to seasonal temperature variation Avoid the heating of tracks to high temperature Keep the rails equidistant Control the speed of train Avoid the tracks being distorted due to seasonal temperature variation Avoid the heating of tracks to high temperature ANSWER DOWNLOAD EXAMIANS APP
Physics The alluminating powers of two sources are compared by A polarimeter A photometer A spectrometer A fluxmeter A polarimeter A photometer A spectrometer A fluxmeter ANSWER DOWNLOAD EXAMIANS APP
Physics The plastic material commonly used for making gear wheels is Nylons Bakelit Polyesters Polystyrene Nylons Bakelit Polyesters Polystyrene ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS