Physics A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside the train will find the trajectory of the coin to be A vertical straight line A circle A parabola A horizontal straight line A vertical straight line A circle A parabola A horizontal straight line ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of sky is due to Refraction of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere Reflection of sunlight Scattering of longer wavelengths of sunlight in the atmosphere Refraction of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere Reflection of sunlight Scattering of longer wavelengths of sunlight in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics What apparatus is used to locate a submerged object? Pulsar Radar Sonar Quasar Pulsar Radar Sonar Quasar ANSWER DOWNLOAD EXAMIANS APP
Physics What is the change in the angular momentum of a system as per the Law of Conservation of Angular momentum, if the total external torque acting is zero? Becomes zero Remains constant None of these Increases exponentially Becomes zero Remains constant None of these Increases exponentially ANSWER DOWNLOAD EXAMIANS APP
Physics Rectifiers are used to convert: Direct current to Alternating current High voltage to low voltage Alternating current to Direct current Low voltage to high voltage Direct current to Alternating current High voltage to low voltage Alternating current to Direct current Low voltage to high voltage ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic keepers are used to protect magnets from : Earth's magnetic field Self-demagnetization Demagnetization due to heating Effect of other magnets Earth's magnetic field Self-demagnetization Demagnetization due to heating Effect of other magnets ANSWER DOWNLOAD EXAMIANS APP