Physics Conservation of energy refers to the fact that The entropy of the universe is always increasing No chemical reaction is 100 percent efficient Energy cannot be created or destroyed but can be converted from one form to another If you conserve energy you will not be as tired The entropy of the universe is always increasing No chemical reaction is 100 percent efficient Energy cannot be created or destroyed but can be converted from one form to another If you conserve energy you will not be as tired ANSWER DOWNLOAD EXAMIANS APP
Physics Megahertz is a measurement of Wavelength Frequency Speed Capacity Wavelength Frequency Speed Capacity ANSWER DOWNLOAD EXAMIANS APP
Physics Echo is heard due to Interference Scattering Reflection Refraction Interference Scattering Reflection Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics In a Laser (say neon laser) all the atoms emit the light waves of Same amplitude All of these Same frequency Same phase Same amplitude All of these Same frequency Same phase ANSWER DOWNLOAD EXAMIANS APP
Physics Burns caused by steam are much severe than those caused by boiling water because Steam is gas and engulfs the body quickly Steam pierces through the pores of body quickly Steam has latent heat Temperature of steam is higher Steam is gas and engulfs the body quickly Steam pierces through the pores of body quickly Steam has latent heat Temperature of steam is higher ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following laws validates the statement that matter can neither be created nor destroyed ? Law of conservation of mass Law of osmosis Le Chatelier's Principle Law of conservation of energy Law of conservation of mass Law of osmosis Le Chatelier's Principle Law of conservation of energy ANSWER DOWNLOAD EXAMIANS APP
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