Physics The phenomenon of light associated with the appearance of blue colour of the sky is Refraction Scattering Interference Reflection Refraction Scattering Interference Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics A doppler effect occurs when a source of sound moves Away from you None of these Both A & B Towards you Away from you None of these Both A & B Towards you ANSWER DOWNLOAD EXAMIANS APP
Physics What should a person on a freely rotating turn table do to decrease his (angular) speed ? Spread his hands outwards Raise his hands up Bring his hands together Sit down with raised hands Spread his hands outwards Raise his hands up Bring his hands together Sit down with raised hands ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of sound at a point is ____ its distance from the source. directly proportional to directly proportional to square of inversely proportional to square of inversely proportional to directly proportional to directly proportional to square of inversely proportional to square of inversely proportional to ANSWER DOWNLOAD EXAMIANS APP
Physics When a ball is thrown vertically upwards, which of the following quantities remains constant during its motion? Displacement Acceleration Energy Velocity Displacement Acceleration Energy Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon of change in direction of light when it passes from one medium to another is called Propagation Refraction Reflection Dispersion Propagation Refraction Reflection Dispersion ANSWER DOWNLOAD EXAMIANS APP