Physics Conservation of energy refers to the fact that The entropy of the universe is always increasing No chemical reaction is 100 percent efficient If you conserve energy you will not be as tired Energy cannot be created or destroyed but can be converted from one form to another The entropy of the universe is always increasing No chemical reaction is 100 percent efficient If you conserve energy you will not be as tired Energy cannot be created or destroyed but can be converted from one form to another ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon dating technique is used to estimate the age of soil fossils monuments rocks soil fossils monuments rocks ANSWER DOWNLOAD EXAMIANS APP
Physics In severe winter, in cold countries water pipes burst because High atmospheric pressure Water expands on freezing Contraction of water pipes Combined effect of all the above three High atmospheric pressure Water expands on freezing Contraction of water pipes Combined effect of all the above three ANSWER DOWNLOAD EXAMIANS APP
Physics Magnifying Glass is basically a Plano-concave lens Cylindrical lens Convex lens Concave lens Plano-concave lens Cylindrical lens Convex lens Concave lens ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following physical quantities has the same dimensions as that of Planck's constant? Potential energy Force Linear momentum Angular momentum Potential energy Force Linear momentum Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics A photo-electric cell converts Light energy to chemical energy Heat energy to mechanical energy Light energy to electrical energy Mechanical energy to electric energy Light energy to chemical energy Heat energy to mechanical energy Light energy to electrical energy Mechanical energy to electric energy ANSWER DOWNLOAD EXAMIANS APP