Physics Why does ice covered in sawdust not melt quickly ? Sawdust does not allow the air to touch the ice Sawdust is good conductor of heat Sawdust is a bad conductor of heat The water is absorbed by sawdust Sawdust does not allow the air to touch the ice Sawdust is good conductor of heat Sawdust is a bad conductor of heat The water is absorbed by sawdust ANSWER DOWNLOAD EXAMIANS APP
Physics A hydrogen balloon floats up because of The pressure inside the balloon is more than the pressure outside it Air pressure decreases with decrease in weight Weight of the balloon is less than the weight of air displaced by it. Air pressure decreases with decrease in height The pressure inside the balloon is more than the pressure outside it Air pressure decreases with decrease in weight Weight of the balloon is less than the weight of air displaced by it. Air pressure decreases with decrease in height ANSWER DOWNLOAD EXAMIANS APP
Physics Lens is made up of Ordinary glass Flint glass Cobalt glass Pyrex glass Ordinary glass Flint glass Cobalt glass Pyrex glass ANSWER DOWNLOAD EXAMIANS APP
Physics What should a person on a freely rotating turn table do to decrease his (angular) speed ? Sit down with raised hands Spread his hands outwards Bring his hands together Raise his hands up Sit down with raised hands Spread his hands outwards Bring his hands together Raise his hands up ANSWER DOWNLOAD EXAMIANS APP
Physics What is found in frequency modulation ? Fixed dimension Change in dimension only Change in frequency and dimension Fixed frequency Fixed dimension Change in dimension only Change in frequency and dimension Fixed frequency ANSWER DOWNLOAD EXAMIANS APP
Physics Who among the following gave the Uncertainty principle? S.N Bose Ernset Rutherford R.A Milkman Werner Heisenberg S.N Bose Ernset Rutherford R.A Milkman Werner Heisenberg ANSWER DOWNLOAD EXAMIANS APP