Physics Velocity of sound in air does not change with the change of Pressure of air Wind in the direction of propagation of sound Temperature of air Moisture content in air Pressure of air Wind in the direction of propagation of sound Temperature of air Moisture content in air ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following wavelengths of light is most effective in photosynthesis ? Yellow Orange Green Blue Yellow Orange Green Blue ANSWER DOWNLOAD EXAMIANS APP
Physics A black body can absorb radiations of : Higher wavelengths only Lower wavelengths only Intermediate wavelengths only All wavelengths Higher wavelengths only Lower wavelengths only Intermediate wavelengths only All wavelengths ANSWER DOWNLOAD EXAMIANS APP
Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Increase Have its shape changed Remain unaffected Decrease Increase Have its shape changed Remain unaffected Decrease ANSWER DOWNLOAD EXAMIANS APP
Physics Optical Fibre technology works on which of these principles of Physics? Bernoulli's Principle Photoelectric effect Newton's law of Motion Total internal reflection of Light Bernoulli's Principle Photoelectric effect Newton's law of Motion Total internal reflection of Light ANSWER DOWNLOAD EXAMIANS APP
Physics Which colour has the highest frequency? Indigo Red Green Violet Indigo Red Green Violet ANSWER DOWNLOAD EXAMIANS APP