Physics The atmosphere is heated mainly by Convection Conduction Insolation Radiation Convection Conduction Insolation Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following ray has minimum wavelength Cosmic ray Utraviolet ray Gamma ray X-rays Cosmic ray Utraviolet ray Gamma ray X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics When a person sitting on a swing stands up on the swing, the frequency of oscillation Decreases Increases Does not change Becomes infinite Decreases Increases Does not change Becomes infinite ANSWER DOWNLOAD EXAMIANS APP
Physics When a detergent is added to pure water, its surface tension Decreases Remains constant Becomes infinite Increases Decreases Remains constant Becomes infinite Increases ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument used to see the distant objects on the Earth is Simple microscope Astronomical telescope Terrestrial telescope Compound microscope Simple microscope Astronomical telescope Terrestrial telescope Compound microscope ANSWER DOWNLOAD EXAMIANS APP
Physics In a Carnot engine when heat is taken from the source, its temperature Increases Decreases Decreases and then remains constant Remains constant Increases Decreases Decreases and then remains constant Remains constant ANSWER DOWNLOAD EXAMIANS APP