Physics The source of the Sun's energy is the process of Nuclear fission Nuclear fusion Thermionic emission Photoelectric emission Nuclear fission Nuclear fusion Thermionic emission Photoelectric emission ANSWER DOWNLOAD EXAMIANS APP
Physics Name the process of production of energy in the Sun Ionization Radioactivity Nuclear fusion Nuclear fission Ionization Radioactivity Nuclear fusion Nuclear fission ANSWER DOWNLOAD EXAMIANS APP
Physics The rate of change of linear momentum of a body falling freely under gravity is equal to it's ________ ? Weight Kinetic Energy Potential Energy Impulse Weight Kinetic Energy Potential Energy Impulse ANSWER DOWNLOAD EXAMIANS APP
Physics Frictional force acts in All the directions The same direction as the motion The opposite direction of the motion Upward direction All the directions The same direction as the motion The opposite direction of the motion Upward direction ANSWER DOWNLOAD EXAMIANS APP
Physics Amount of water vapour in the atmosphere is measured in terms of Humidity Smog Droplets All of these Humidity Smog Droplets All of these 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? Both the photons have different energies. The frequency of X-ray photon is higher than the frequency of visible radiation photon. The speeds of both the photons in vacuum are different The wavelength of X-ray photon is less than the wavelength of visible radiation photon. Both the photons have different energies. The frequency of X-ray photon is higher than the frequency of visible radiation photon. The speeds of both the photons in vacuum are different The wavelength of X-ray photon is less than the wavelength of visible radiation photon. ANSWER DOWNLOAD EXAMIANS APP
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