Physics Materials for rain-proof coats and tents owe their water-proof properties to viscosity surface tension specific gravity elasticity viscosity surface tension specific gravity elasticity ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following characteristics of light remains unchanged when light travels from vaccum enters water Wavelength Frequency Speed Amplitude Wavelength Frequency Speed Amplitude ANSWER DOWNLOAD EXAMIANS APP
Physics Full form of CFL used in place of electric bulbs is Closed fluorescent lamp Constantan filament lamp Compact fluorescent lamp Closed filament lamp Closed fluorescent lamp Constantan filament lamp Compact fluorescent lamp Closed filament lamp ANSWER DOWNLOAD EXAMIANS APP
Physics Pure water is bad conductor of electricity because it is A non-polar solvent A very good solvent Not volatile Feebly ionized A non-polar solvent A very good solvent Not volatile Feebly ionized ANSWER DOWNLOAD EXAMIANS APP
Physics Echo is heard due to Reflection Interference Refraction Scattering Reflection Interference Refraction Scattering ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves 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 necessary centripetal force may be obtained from the horizontal component of the weight of the train ANSWER DOWNLOAD EXAMIANS APP