Physics In a vacuum, all electromagnetic waves have the same Velocity All listed here Wavelenth Frequency Velocity All listed here Wavelenth Frequency ANSWER DOWNLOAD EXAMIANS APP
Physics When a piece of stone is immersed in water, it displaces water of equal Volume Mass Density Specific gravity Volume Mass Density Specific gravity ANSWER DOWNLOAD EXAMIANS APP
Physics Isotopes of an element contain the same number of neutrons but different number of protons equal number of protons and electrons equal number of nucleons the same number of protons but different number of neutrons the same number of neutrons but different number of protons equal number of protons and electrons equal number of nucleons the same number of protons but different number of neutrons ANSWER DOWNLOAD EXAMIANS APP
Physics Radio activity is due to Stable nucleus Stable electronic configu-ration Unstable nucleus Stable electronic configu-ration Stable nucleus Stable electronic configu-ration Unstable nucleus Stable electronic configu-ration ANSWER DOWNLOAD EXAMIANS APP
Physics Which sources produce alternating current (AC)? Solar power plants Batteries All of these Hydro-electric generators Solar power plants Batteries All of these Hydro-electric generators 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 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. 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. ANSWER DOWNLOAD EXAMIANS APP