Physics The atmospheric layer reflecting radio waves is called Mesosphere Ozonosphere Ionosphere Stratosphere Mesosphere Ozonosphere Ionosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
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 Reflection of blue light by impurities in sea water Scattering of blue light by water molecules Reflection of blue sky by sea water Absorption of other colours except blue by water molecules Reflection of blue light by impurities in sea water Scattering of blue light by water molecules ANSWER DOWNLOAD EXAMIANS APP
Physics A nuclear reactor is said to have become 'critical' when It starts emitting dangerous radioactive radiations It is ready to produce controlled energy It is shut down to avoid explosion It stops due to malfunctioning It starts emitting dangerous radioactive radiations It is ready to produce controlled energy It is shut down to avoid explosion It stops due to malfunctioning ANSWER DOWNLOAD EXAMIANS APP
Physics During hot weather, the fan produces a feeling of comfort. This is because Fan supplies cool air Conductivity of air increases Fan cools the air Our perspiration eva-porates rapidly Fan supplies cool air Conductivity of air increases Fan cools the air Our perspiration eva-porates rapidly ANSWER DOWNLOAD EXAMIANS APP
Physics Natural radioactivity was discovered by Henri Becquerel Ernest Rutherfor Marie Curie Enrico Fermi Henri Becquerel Ernest Rutherfor Marie Curie Enrico Fermi ANSWER DOWNLOAD EXAMIANS APP
Physics The minimum number of forces to keep a particle in equilibrium is 4 1 3 2 4 1 3 2 ANSWER DOWNLOAD EXAMIANS APP