Physics Which of the following cannot be used for making lenses? Glass Soil Water Plastic Glass Soil Water Plastic 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 wavelength of X-ray photon is less than the wavelength of visible radiation photon. The speeds of both the photons in vacuum are different Both the photons have different energies. The frequency of X-ray photon is higher than the frequency of visible radiation photon. 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 ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following physical quantities has the same dimensions as that of Planck's constant? Potential energy Linear momentum Force Angular momentum Potential energy Linear momentum Force Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Sound waves cannot travel through Liquid Vacuum Solid Gas Liquid Vacuum Solid Gas ANSWER DOWNLOAD EXAMIANS APP
Physics Which one among the following doesn't have any effect on velocity of sound ? Density Temperature Pressure Humidity Density Temperature Pressure Humidity ANSWER DOWNLOAD EXAMIANS APP
Physics Second and third class levers are differentiated by The type of fulcrum present The location of the fulcrum The location of the load The presence of multiple loads The type of fulcrum present The location of the fulcrum The location of the load The presence of multiple loads ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS