Physics Lamberts law is related to Reflection Refraction Illumination Interference Reflection Refraction Illumination Interference ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of wood is held under water. The upthrust on it will be: Equal to the weight of the wood Zero Less than weight of the wood More than weight of the wood Equal to the weight of the wood Zero Less than weight of the wood More than weight of the wood ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of heat into electrical energy is achieved by using : Ammeter Hydrometer Thermocouple Voltmeter Ammeter Hydrometer Thermocouple Voltmeter ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in air Decreases with increase of temperature Decreases with decrease of temperature Does not depend on temperature Increases with decrease of temperature Decreases with increase of temperature Decreases with decrease of temperature Does not depend on temperature Increases with decrease of temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not reversible? Seebeck effect Joule effect Peltier effect Thomson effect Seebeck effect Joule effect Peltier effect Thomson effect ANSWER DOWNLOAD EXAMIANS APP
Physics Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in Both conduction and convection Convection Radiation Conduction Both conduction and convection Convection Radiation Conduction ANSWER DOWNLOAD EXAMIANS APP
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