Physics A vacuum cleaner works on the principle of pressure difference. On the moon it will Work with reduced efficiency Work as efficiently as on the earth Not work at all Work with increased efficiency Work with reduced efficiency Work as efficiently as on the earth Not work at all Work with increased efficiency ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of sky is due to Scattering of shorter wavelengths of sunlight in the atmosphere Reflection of sunlight Refraction of sunlight Scattering of longer wavelengths of sunlight in the atmosphere Scattering of shorter wavelengths of sunlight in the atmosphere Reflection of sunlight Refraction of sunlight Scattering of longer wavelengths of sunlight in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics When a bullet is fired from a gun The gun does not move The gun jumps up The gun moves forward The gun recoils with the same momentum as the bullet The gun does not move The gun jumps up The gun moves forward The gun recoils with the same momentum as the bullet ANSWER DOWNLOAD EXAMIANS APP
Physics In the atmosphere ultraviolet rays are absorbed by Helium Nitrogen Oxygen Ozone Helium Nitrogen Oxygen Ozone ANSWER DOWNLOAD EXAMIANS APP
Physics In AC circuits, AC meters measure Rms values Mean values Mean square values Peak values Rms values Mean values Mean square values Peak values ANSWER DOWNLOAD EXAMIANS APP
Physics The colour of sky appears blue due to Scattering of shorter wave lengths Dispersion Reflection Refraction Scattering of shorter wave lengths Dispersion Reflection Refraction ANSWER DOWNLOAD EXAMIANS APP