Physics Curie point is the temperature at which Matter becomes radioactive Transmutation of metal occurs. A metal loses conductivity A metal loses magnetic properties. Matter becomes radioactive Transmutation of metal occurs. A metal loses conductivity A metal loses magnetic properties. ANSWER DOWNLOAD EXAMIANS APP
Physics The material used in electric heater is Tungsten Steel Nichrome Brass Tungsten Steel Nichrome Brass ANSWER DOWNLOAD EXAMIANS APP
Physics To resolve an object in an electron microscope, The wavelength of the electrons must be greater than the diameter of the object. The wavelength of the electrons must be close to the diameter of the object None of these Both A & B The wavelength of the electrons must be greater than the diameter of the object. The wavelength of the electrons must be close to the diameter of the object None of these Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics In a conductor The valence band and the conduction band overlap each other The forbidden energy gap is very narrow The forbidden energy gap is very wide There is no conduction band The valence band and the conduction band overlap each other The forbidden energy gap is very narrow The forbidden energy gap is very wide There is no conduction band ANSWER DOWNLOAD EXAMIANS APP
Physics When a person sitting on a swing stands up on the swing, the frequency of oscillation Does not change Becomes infinite Decreases Increases Does not change Becomes infinite Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Physics Choose the most appropriate answer: Natural radioactivity was discovered by Earnest Rutherford Marie Curie Henry Bacquerel Enrico Fermi Earnest Rutherford Marie Curie Henry Bacquerel Enrico Fermi ANSWER DOWNLOAD EXAMIANS APP
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