Physics The blue colour of water in the sea is due to Reflection of blue sky by sea water Absorption of other colours except blue by water molecules Scattering of blue light by water molecules Reflection of blue light by impurities in sea water Reflection of blue sky by sea water Absorption of other colours except blue by water molecules Scattering of blue light by water molecules Reflection of blue light by impurities in sea water ANSWER DOWNLOAD EXAMIANS APP
Physics Why does ice covered in sawdust not melt quickly ? Sawdust is good conductor of heat The water is absorbed by sawdust Sawdust is a bad conductor of heat Sawdust does not allow the air to touch the ice Sawdust is good conductor of heat The water is absorbed by sawdust Sawdust is a bad conductor of heat Sawdust does not allow the air to touch the ice ANSWER DOWNLOAD EXAMIANS APP
Physics A permanent magnet can affect None of these Magnets Electromagnets Both A & B None of these Magnets Electromagnets Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor,with air in between the plates, has capacitance C. Now the space between the two plates of the capacitor is filled with a dielectric of dielectric constant 7. Then the value of the capacitance will become 14C C/7 7C C 14C C/7 7C C ANSWER DOWNLOAD EXAMIANS APP
Physics During ________ motion of an object along a straight line, the velocity remains constant with time. Uniform Translational Equilibrium Linear Uniform Translational Equilibrium Linear ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following events occurred first ? Max Planck unveiled the Quantum Theory Albert Einstein propounded the General Theory of Relativity Marconi first tranmitted a wireless signal Madame Marie Curie became the first woman Nobel Prize winner Max Planck unveiled the Quantum Theory Albert Einstein propounded the General Theory of Relativity Marconi first tranmitted a wireless signal Madame Marie Curie became the first woman Nobel Prize winner ANSWER DOWNLOAD EXAMIANS APP