Physics Which of the following has the lowest frequency? Visible light Xrays Gamma rays Ultra violet rays Visible light Xrays Gamma rays Ultra violet rays ANSWER DOWNLOAD EXAMIANS APP
Physics What is the name of the device used to convert alternating current into direct current ? Transformer Galvanometer Rectifier Ammeter Transformer Galvanometer Rectifier Ammeter ANSWER DOWNLOAD EXAMIANS APP
Physics The magnifying power of an astronomical telescope can be decreased by Increasing the focal length of the objective Decreasing the focal length of the eyepiece None of these Increasing the focal length of the eyepiece Increasing the focal length of the objective Decreasing the focal length of the eyepiece None of these Increasing the focal length of the eyepiece ANSWER DOWNLOAD EXAMIANS APP
Physics Which is best used as a sound absorbing material in partition walls ? Glass pieces Steel Stone chips Glass - wool Glass pieces Steel Stone chips Glass - wool ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of falling rain drops attains a terminal value because of Viscous force exerted by air Upward thrust due to air Air current Surface tension Viscous force exerted by air Upward thrust due to air Air current Surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics In radio-communication, the signals emitted by transmitting antenna are reflected on Ionosphere Stratosphere Ozonosphere Troposphere Ionosphere Stratosphere Ozonosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
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