Physics Echo is heard due to Scattering Refraction Reflection Interference Scattering Refraction Reflection Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following wavelengths of light is most effective in photosynthesis ? Orange Yellow Green Blue Orange Yellow Green Blue ANSWER DOWNLOAD EXAMIANS APP
Physics The modulus of rigidity is the ratio of Longitudinal stress to longitudinal strain Volume stress to volume strain Shearing stress to shearing strain Tensile stress to tensile strain Longitudinal stress to longitudinal strain Volume stress to volume strain Shearing stress to shearing strain Tensile stress to tensile strain ANSWER DOWNLOAD EXAMIANS APP
Physics A cyclist leans inwards when he is negotiating a curve so that No frictional force may be produced between the wheels and the axle He may increase his speed Necessary centripetal force may be available from the horizontal component of the normal reaction due to the track to maintain the curved motion. His weight may be reduced No frictional force may be produced between the wheels and the axle He may increase his speed Necessary centripetal force may be available from the horizontal component of the normal reaction due to the track to maintain the curved motion. His weight may be reduced ANSWER DOWNLOAD EXAMIANS APP
Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Decreases Depends upon the metal Increases Unchanged Decreases Depends upon the metal Increases Unchanged ANSWER DOWNLOAD EXAMIANS APP
Physics The energy of a photon, whose momentum is 10 MeV/c, where c is the speed of light, is given by 10 MeV 100 MeV 0.1 MeV 1 MeV 10 MeV 100 MeV 0.1 MeV 1 MeV ANSWER DOWNLOAD EXAMIANS APP
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