Physics When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is Reflection of light Dispersion of light Refraction of light Scattering of light Reflection of light Dispersion of light Refraction of light Scattering of light ANSWER DOWNLOAD EXAMIANS APP
Physics A photo-electric cell converts Mechanical energy to electric energy Light energy to chemical energy Light energy to electrical energy Heat energy to mechanical energy Mechanical energy to electric energy Light energy to chemical energy Light energy to electrical energy Heat energy to mechanical energy 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? Remains constant Increases exponentially None of these Becomes zero Remains constant Increases exponentially None of these Becomes zero ANSWER DOWNLOAD EXAMIANS APP
Physics Radio telescopes are better than optical telescopes because they can work even in cloudy conditions they can work during the day and night All of these they can detect faint galaxies which no optical telescope can they can work even in cloudy conditions they can work during the day and night All of these they can detect faint galaxies which no optical telescope can ANSWER DOWNLOAD EXAMIANS APP
Physics The quality or tone of a musical sound produced by a stringed instrument depends on Amplitude of vibration Wave form of the sound Length of the strings in the instrument Frequency of vibration Amplitude of vibration Wave form of the sound Length of the strings in the instrument Frequency of vibration ANSWER DOWNLOAD EXAMIANS APP
Physics Rate of change of momentum is Pressure Area Velocity Force Pressure Area Velocity Force ANSWER DOWNLOAD EXAMIANS APP