Physics In a Laser (say neon laser) all the atoms emit the light waves of Same amplitude Same phase Same frequency All of these Same amplitude Same phase Same frequency All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Lux is the SI unit of luminous efficiency luminous flux luminous intensity intensity of illumination luminous efficiency luminous flux luminous intensity intensity of illumination ANSWER DOWNLOAD EXAMIANS APP
Physics Instrument used to measure the force and velocity of the wind is Audiometer Anemometer Altimeter Ammeter Audiometer Anemometer Altimeter Ammeter 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 speeds of both the photons in vacuum are different The wavelength of X-ray photon is less than the wavelength of visible radiation photon. The frequency of X-ray photon is higher than the frequency of visible radiation photon. Both the photons have different energies. 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. The frequency of X-ray photon is higher than the frequency of visible radiation photon. ANSWER DOWNLOAD EXAMIANS APP
Physics Radio activity is due to Unstable nucleus Stable electronic configu-ration Stable electronic configu-ration Stable nucleus Unstable nucleus Stable electronic configu-ration Stable electronic configu-ration Stable nucleus ANSWER DOWNLOAD EXAMIANS APP
Physics An object having the capability to do work is said to possess Inertia Pressure Force Energy Inertia Pressure Force Energy ANSWER DOWNLOAD EXAMIANS APP
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