Physics Parabolic mirrors are used in Driving mirrors Dentists mirros Car headlights Shaving mirros Driving mirrors Dentists mirros Car headlights Shaving mirros ANSWER DOWNLOAD EXAMIANS APP
Physics A water tank appears shallower when it is viewed from top due to Total internal reflection Reflection Rectilinear propagation of light Refraction Total internal reflection Reflection Rectilinear propagation of light Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following represents a relation for ''heat lost = heat gained'? Principle of vaporization Principle of thermal equilibrium Principle of colors Principle of calorimetry Principle of vaporization Principle of thermal equilibrium Principle of colors Principle of calorimetry ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a geostationary satellite is 30 days 24 hours 365 days Changing continuously 30 days 24 hours 365 days Changing continuously ANSWER DOWNLOAD EXAMIANS APP
Physics The device which converts sound energy into electrical energy is called Microphone Transmitter Amplifier Speaker Microphone Transmitter Amplifier Speaker ANSWER DOWNLOAD EXAMIANS APP
Physics A device used for converting a.c. into d.c. is called Induction coil Rectifier Dynamo Transformer Induction coil Rectifier Dynamo Transformer ANSWER DOWNLOAD EXAMIANS APP
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