Physics Parabolic mirrors are used in Dentists mirros Shaving mirros Driving mirrors Car headlights Dentists mirros Shaving mirros Driving mirrors Car headlights ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves necessary centripetal force may be obtained from the horizontal component of the weight of the train necessary centrifugal force may be obtained from the horizontal component weight of the train the train may not fly off in the opposite direction to avoid frictional force between the tracks and wheels necessary centripetal force may be obtained from the horizontal component of the weight of the train necessary centrifugal force may be obtained from the horizontal component weight of the train the train may not fly off in the opposite direction to avoid frictional force between the tracks and wheels ANSWER DOWNLOAD EXAMIANS APP
Physics The colours of stars depend on their Distance Atmospheric pressure Radius Temperature Distance Atmospheric pressure Radius Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics The energy stored in a watch spring is Potential energy Heat energy Chemical energy Kinetic energy Potential energy Heat energy Chemical energy Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibres are based on the phenomenon of Diffraction Total Internal Reflection Interference Dispersion Diffraction Total Internal Reflection Interference Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics Nuclear Reactors are based on which of the following phenomenon? Controlled Nuclear Fission Magnetic confinement of Plasma Nuclear Fusion None of these Controlled Nuclear Fission Magnetic confinement of Plasma Nuclear Fusion None of these ANSWER DOWNLOAD EXAMIANS APP
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