Physics Why does water tank appear shallower when viewed from the top? Due to diffraction Due to reflection Due to refraction Due to total internal reflection Due to diffraction Due to reflection Due to refraction Due to total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics In a Laser (say neon laser) all the atoms emit the light waves of Same frequency All of these Same phase Same amplitude Same frequency All of these Same phase Same amplitude ANSWER DOWNLOAD EXAMIANS APP
Physics The characteristic invalid for heat radiation is that it travels : In all directions In a straight line With the speed of light Heating the medium through which it passes In all directions In a straight line With the speed of light Heating the medium through which it passes ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of mirror is used in the head lights of vehicles ? Convex mirror Plane mirror Concave mirror Parabolic mirror Convex mirror Plane mirror Concave mirror Parabolic mirror ANSWER DOWNLOAD EXAMIANS APP
Physics Due to temperature variation along a conductor, potential variation occurs along it. This phenomenon is known as Joule effect Seebeck effect Peltier effect Thomson effect Joule effect Seebeck effect Peltier effect Thomson effect ANSWER DOWNLOAD EXAMIANS APP
Physics In radio-communication, the signals emitted by transmitting antenna are reflected on Stratosphere Ozonosphere Ionosphere Troposphere Stratosphere Ozonosphere Ionosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
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