Physics Why is it difficult to breathe at higher altitudes? Due to ozone Due to low air pressure Due to high humidity Due to low temperature Due to ozone Due to low air pressure Due to high humidity Due to low temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Propagation of sound can be visualised as propagation of ________ variations in the medium Viscosity Elasticity Density Porosity Viscosity Elasticity Density Porosity ANSWER DOWNLOAD EXAMIANS APP
Physics Centrifugal force increases with Pressure Humidity Temperature Acceleration Pressure Humidity Temperature Acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics The least penetrating power ray is Alpha rays Beta rays None of these Gamma rays Alpha rays Beta rays None of these Gamma rays ANSWER DOWNLOAD EXAMIANS APP
Physics Which alternative energy source is exhaustible? Geothermal energy Wind energy Tidal energy Solar energy Geothermal energy Wind energy Tidal energy Solar energy ANSWER DOWNLOAD EXAMIANS APP
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 viscosity Water has a higher surface tension Oil has a higher viscosity Oil has a higher surface tension Water has a higher viscosity Water has a higher surface tension ANSWER DOWNLOAD EXAMIANS APP
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