Physics Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in Both conduction and convection Convection Conduction Radiation Both conduction and convection Convection Conduction Radiation 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 Remain the same First rise and then fall Fall Rise Remain the same First rise and then fall ANSWER DOWNLOAD EXAMIANS APP
Physics In the atmosphere ultraviolet rays are absorbed by Oxygen Ozone Nitrogen Helium Oxygen Ozone Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Physics For photoelectric effect to take place, the metal used as the cathode should have ________ Low melting point Low resistance Low work function High melting point Low melting point Low resistance Low work function High melting point ANSWER DOWNLOAD EXAMIANS APP
Physics The ''four stroke petrol engine' is based on Otto-cycle Carnot-cycle Diesel-cycle Boyle's-cycle Otto-cycle Carnot-cycle Diesel-cycle Boyle's-cycle ANSWER DOWNLOAD EXAMIANS APP
Physics On which of the following techniques photostate machine works ? Magnetic Image—Making Electromagnetic Image— Making Thermal Image—Making Electrostatic Image—Making Magnetic Image—Making Electromagnetic Image— Making Thermal Image—Making Electrostatic Image—Making ANSWER DOWNLOAD EXAMIANS APP