Physics Why is weightlessness experienced while orbiting the earth in space ships ? None of these Inertia Zero gravity Acceleration None of these Inertia Zero gravity Acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics Echo is heard due to Refraction Reflection Interference Scattering Refraction Reflection Interference Scattering ANSWER DOWNLOAD EXAMIANS APP
Physics A mirage occurs because of Reflection by hot ground Diffraction of light Interference of light Total internal reflection by layers of air Reflection by hot ground Diffraction of light Interference of light Total internal reflection by layers of air ANSWER DOWNLOAD EXAMIANS APP
Physics Sound waves in air are polarised transverse longitudinal electromagnetic polarised transverse longitudinal electromagnetic ANSWER DOWNLOAD EXAMIANS APP
Physics The colour of sky appears blue due to Refraction Scattering of shorter wave lengths Reflection Dispersion Refraction Scattering of shorter wave lengths Reflection Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics When a steel ball is placed on the surface of mercury, it does not sink because Of the high viscosity of mercury The density of mercury is greater than that of steel Mercury is a semisolid Of the surface tension of mercury Of the high viscosity of mercury The density of mercury is greater than that of steel Mercury is a semisolid Of the surface tension of mercury ANSWER DOWNLOAD EXAMIANS APP
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