Physics The blue colour of water in the sea is due to Reflection of blue sky by sea water Reflection of blue light by impurities in sea water Absorption of other colours except blue by water molecules Scattering of blue light by water molecules Reflection of blue sky by sea water Reflection of blue light by impurities in sea water Absorption of other colours except blue by water molecules Scattering of blue light by water molecules ANSWER DOWNLOAD EXAMIANS APP
Physics Suitable impurities are added to a semiconductor depending on its use. This is done in order to enable it to withstand higher voltages increase its life increase its electrical conductivity increase its electrical resistivity enable it to withstand higher voltages increase its life increase its electrical conductivity increase its electrical resistivity ANSWER DOWNLOAD EXAMIANS APP
Physics An object covers distance which is directly proportional to the square of the time. Its accelaration is Decreasing Increasing Zero Constant Decreasing Increasing Zero Constant ANSWER DOWNLOAD EXAMIANS APP
Physics The locomotion of insects to the source of light is called : Phototactic Phototropic Hydrotropic Thermotactic Phototactic Phototropic Hydrotropic Thermotactic ANSWER DOWNLOAD EXAMIANS APP
Physics A mass of 20 kg is at a height of 8 m above the ground. Then the potential energy possessed by the body is: [Given g = 9.8 m/s2] 1568 W 1568 N 1568 C 1568 J 1568 W 1568 N 1568 C 1568 J ANSWER DOWNLOAD EXAMIANS APP
Physics Rate of change of momentum is Area Force Velocity Pressure Area Force Velocity Pressure ANSWER DOWNLOAD EXAMIANS APP