Physics A small drop of oil spreads over water because : Oil has a higher viscosity Oil has a higher surface tension Water has a higher surface tension Water has a higher viscosity Oil has a higher viscosity Oil has a higher surface tension Water has a higher surface tension Water has a higher viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is/are part of the Classical Physics? Both a and b Optics Thermodynamics None Both a and b Optics Thermodynamics None ANSWER DOWNLOAD EXAMIANS APP
Physics A capillary tube is partially dipped vertically in a vessel containing water. Due to capillarity water rises in the tube. The height of water rise in the tube can be increased by Increasing the radius of the capillary tube None of these Increasing the height of water in the vessel Decreasing the radius of the capillary tube Increasing the radius of the capillary tube None of these Increasing the height of water in the vessel Decreasing the radius of the capillary tube ANSWER DOWNLOAD EXAMIANS APP
Physics Which determines the frequency of a sound wave? Source Speed Medium Amplitude Source Speed Medium Amplitude ANSWER DOWNLOAD EXAMIANS APP
Physics Ozone layer above the surface of Earth provides a shield against Gamma rays X-rays Ultra-violet rays Infra-red rays Gamma rays X-rays Ultra-violet rays Infra-red rays ANSWER DOWNLOAD EXAMIANS APP
Physics Temperature of distant luminous bodies can be determined by Mercury thermometers Pyrometers Gas thermometers Colour thermometers Mercury thermometers Pyrometers Gas thermometers Colour thermometers ANSWER DOWNLOAD EXAMIANS APP