Physics stars which appear single to the naked eye but are double when seen through a telescope are quasars binaries novas and supernovas asteroids quasars binaries novas and supernovas asteroids ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall Depends on the area of the wall Depends on the thickness of the wall Increases with depth of the wall Increases with height of the wall Depends on the area of the wall Depends on the thickness of the wall Increases with depth of the wall Increases with height of the wall ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following, which is not emitted by radioactive substance? Alpha particles Electrons Neutrons Electromagnetic radiations Alpha particles Electrons Neutrons Electromagnetic radiations 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 Velocity of sound in air does not change with the change of Temperature of air Moisture content in air Pressure of air Wind in the direction of propagation of sound Temperature of air Moisture content in air Pressure of air Wind in the direction of propagation of sound ANSWER DOWNLOAD EXAMIANS APP
Physics Bolometer is used to measure Frequency Wavelength Velocity Temperature Frequency Wavelength Velocity Temperature ANSWER DOWNLOAD EXAMIANS APP