Physics Optical fibre works on which of the following principle of light? Refraction Total internal reflection Reflection Diffraction Refraction Total internal reflection Reflection Diffraction 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 None of these Fall into his hand Fall in front of him Fall behind him None of these Fall into his hand Fall in front of him ANSWER DOWNLOAD EXAMIANS APP
Physics The working of the quartz crystal in the watch is based on the Johnson Effect Piezo - electric Effect Edison Effect Photoelectric Effect Johnson Effect Piezo - electric Effect Edison Effect Photoelectric Effect ANSWER DOWNLOAD EXAMIANS APP
Physics Instrument used to study the behaviour of a vibrating string is : Hygrometer Hydrometer Sonometer Barometer Hygrometer Hydrometer Sonometer Barometer ANSWER DOWNLOAD EXAMIANS APP
Physics Hydraulic machines work under the Principle of : Pascal's Law Newton's Law Floatation Law Joules Law Pascal's Law Newton's Law Floatation Law Joules Law ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature do the Fahrenheit and Celsius scales give the same reading? 32 degreees 0 degreees -40 degreees 212 degrees 32 degreees 0 degreees -40 degreees 212 degrees ANSWER DOWNLOAD EXAMIANS APP
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