Physics Fiber optics cable used in communication, works on the principle of Total internal reflection of light Refraction of light Diffuse reflection of light Regular reflection of light Total internal reflection of light Refraction of light Diffuse reflection of light Regular reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics Where should a boat compass be mounted? Away from electrical wiring Near iron Near magnet All listed here Away from electrical wiring Near iron Near magnet All listed here ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following cannot be used for making lenses? Soil Plastic Water Glass Soil Plastic Water Glass ANSWER DOWNLOAD EXAMIANS APP
Physics Stars appear twinkling because of ......... of light. Emission Reflection Scattering Absorption Emission Reflection Scattering Absorption ANSWER DOWNLOAD EXAMIANS APP
Physics If a boy sitting in a train, which is moving at a constant velocity, throws a ball straight up into the air, the ball will Fall behind him Fall in front of him None of these Fall into his hand Fall behind him Fall in front of him None of these Fall into his hand ANSWER DOWNLOAD EXAMIANS APP
Physics The function of ball bearings in a wheel is : To convert kinetic friction into rolling friction Just for convenience To convert static friction into kinetic friction To increase friction To convert kinetic friction into rolling friction Just for convenience To convert static friction into kinetic friction To increase friction ANSWER DOWNLOAD EXAMIANS APP
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