Physics Which conservation principle is applicable in the case of the motion of a rocket? Conservation of charge Conservation of momentum Conservation of mass Conservation of energy Conservation of charge Conservation of momentum Conservation of mass Conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Physics The device which converts AC to DC is Amplifier Oscillator Rectifier None of these Amplifier Oscillator Rectifier None of these ANSWER DOWNLOAD EXAMIANS APP
Physics A small drop of oil spreads over water because : Water has a higher viscosity Oil has a higher viscosity Oil has a higher surface tension Water has a higher surface tension Water has a higher viscosity Oil has a higher viscosity Oil has a higher surface tension Water has a higher surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics An egg sinks in soft water but floats in a concentrated solution of salt because Egg absorbs salt from the solution and expands The density of salt solution exceeds the density of eggs Albumin dissolves in salt solution and egg becomes lighter Water has high surface tension Egg absorbs salt from the solution and expands The density of salt solution exceeds the density of eggs Albumin dissolves in salt solution and egg becomes lighter Water has high surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following has the highest value of specific heat? Glass Copper Lead Water Glass Copper Lead Water ANSWER DOWNLOAD EXAMIANS APP
Physics An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is 20 J 25 J 10 J 40 J 20 J 25 J 10 J 40 J ANSWER DOWNLOAD EXAMIANS APP