Physics The best material for the core of a transformer is Stainless steel Hard steel Mild steel Soft iron Stainless steel Hard steel Mild steel Soft iron ANSWER DOWNLOAD EXAMIANS APP
Physics In a conductor The valence band and the conduction band overlap each other There is no conduction band The forbidden energy gap is very narrow The forbidden energy gap is very wide The valence band and the conduction band overlap each other There is no conduction band The forbidden energy gap is very narrow The forbidden energy gap is very wide ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following causes adiabatic temperature changes in atmosphere? Latent heat of condensation Deflection and advection Partial absorption of solar radiation by the atmosphere Expansion and compression of the air Latent heat of condensation Deflection and advection Partial absorption of solar radiation by the atmosphere Expansion and compression of the air ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will Fall Rise First rise and then fall Remain the same Fall Rise First rise and then fall Remain the same ANSWER DOWNLOAD EXAMIANS APP
Physics A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. The mercury level does not change The mercury level starts falling The bell jar breaks up The mercury level starts rising The mercury level does not change The mercury level starts falling The bell jar breaks up The mercury level starts rising ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a barrel full of coal tar than to pull it because the rolling friction is much less than the sliding friction more surface area of the barrel is in contact with the road when it is pulled the full weight of the barrel comes into play when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled the rolling friction is much less than the sliding friction more surface area of the barrel is in contact with the road when it is pulled the full weight of the barrel comes into play when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled ANSWER DOWNLOAD EXAMIANS APP