Physics What is the principle of a ''Life Jacket"? It decreases the volume of the person to keep him afloat It provides oxygen to a drowning person It increases the volume of the person to keep him afloat The person can sit on it like a raft It decreases the volume of the person to keep him afloat It provides oxygen to a drowning person It increases the volume of the person to keep him afloat The person can sit on it like a raft ANSWER DOWNLOAD EXAMIANS APP
Physics A permanent magnet can affect Magnets None of these Both A & B Electromagnets Magnets None of these Both A & B Electromagnets ANSWER DOWNLOAD EXAMIANS APP
Physics 1 amu is equivalent to 1 eV 931 MeV 931 KeV 931 eV 1 eV 931 MeV 931 KeV 931 eV ANSWER DOWNLOAD EXAMIANS APP
Physics Who is the first person to define speed Ptolemy Galileo Newton Kepler Ptolemy Galileo Newton Kepler ANSWER DOWNLOAD EXAMIANS APP
Physics Eclipses occur due to which optical phenomena? Rectilinear propagation Refraction Reflection Diffraction Rectilinear propagation Refraction Reflection Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Where does hydroelectric energy come from? All of these Water Solar Air All of these Water Solar Air ANSWER DOWNLOAD EXAMIANS APP
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