Physics Metals are good conductors of electricity because: They have high melting point. They contain free electrons. The atoms are lightly packed. All of these They have high melting point. They contain free electrons. The atoms are lightly packed. All of these ANSWER DOWNLOAD EXAMIANS APP
Physics The domain theory of magnetism applies to Aluminium Copper Cobalt Silver Aluminium Copper Cobalt Silver ANSWER DOWNLOAD EXAMIANS APP
Physics A small piece of a substance is weakly attracted by a strong magnetic field. The substance is Ferromagnetic Non-magnetic Diamagnetic Paramagnetic Ferromagnetic Non-magnetic Diamagnetic Paramagnetic ANSWER DOWNLOAD EXAMIANS APP
Physics A photon of X-ray has energy of 1 keV. A photon of visible radiation has energy of 3 eV. In this context, which one of the following statements is not correct? The speeds of both the photons in vacuum are different The frequency of X-ray photon is higher than the frequency of visible radiation photon. Both the photons have different energies. The wavelength of X-ray photon is less than the wavelength of visible radiation photon. The speeds of both the photons in vacuum are different The frequency of X-ray photon is higher than the frequency of visible radiation photon. Both the photons have different energies. The wavelength of X-ray photon is less than the wavelength of visible radiation photon. ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is seen after rain because of hanging molecules of water which act as Lenses Mirrors Prisms Slabs Lenses Mirrors Prisms Slabs ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following, which is not emitted by radioactive substance? Neutrons Electromagnetic radiations Electrons Alpha particles Neutrons Electromagnetic radiations Electrons Alpha particles ANSWER DOWNLOAD EXAMIANS APP