Physics The sensation of weightlessness in a spacecraft in an orbit is due to the Presence of gravity outside but not inside the spacecraft Fact that spacecraft in the orbit has no energy Acceleration in the orbit which is equal to the acceleration due to gravity outside Absence of gravity outside Presence of gravity outside but not inside the spacecraft Fact that spacecraft in the orbit has no energy Acceleration in the orbit which is equal to the acceleration due to gravity outside Absence of gravity outside ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following determines the sharpness of image in a camera ? Size of the camera The aperture The exposure time The focal length of the lens Size of the camera The aperture The exposure time The focal length of the lens ANSWER DOWNLOAD EXAMIANS APP
Physics The modulus of rigidity is the ratio of Tensile stress to tensile strain Volume stress to volume strain Longitudinal stress to longitudinal strain Shearing stress to shearing strain Tensile stress to tensile strain Volume stress to volume strain Longitudinal stress to longitudinal strain Shearing stress to shearing strain ANSWER DOWNLOAD EXAMIANS APP
Physics Solar energy is due to Chemical reactions Fusion reactions Fission reactions Combustion reactions Chemical reactions Fusion reactions Fission reactions Combustion reactions ANSWER DOWNLOAD EXAMIANS APP
Physics According to the quantum theory of light, the energy of light is carried in discrete units are called Photoelectrons Protons Electrons Photons Photoelectrons Protons Electrons Photons ANSWER DOWNLOAD EXAMIANS APP
Physics Electrical Pressure is also called Power Voltage Current Resistance Power Voltage Current Resistance ANSWER DOWNLOAD EXAMIANS APP