Physics Which has the lowest albedo? Both A & B Dark surfaces None of these Light surfaces Both A & B Dark surfaces None of these Light surfaces ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon of change in direction of light when it passes from one medium to another is called Propagation Refraction Dispersion Reflection Propagation Refraction Dispersion Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum velocity required for a rocket to overcome earth's gravity and travel into space? 21 km/sec 18 km/sec 11.2 km/sec 35 km/sec 21 km/sec 18 km/sec 11.2 km/sec 35 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Scattering of light Total internal reflection Optical rotation Total internal absorption Scattering of light Total internal reflection Optical rotation Total internal absorption ANSWER DOWNLOAD EXAMIANS APP
Physics Formation of shadows can be explained by Reflection Rectilinear propagation of light Total internal reflection Refraction Reflection Rectilinear propagation of light Total internal reflection Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? 273 40 –40 –273 273 40 –40 –273 ANSWER DOWNLOAD EXAMIANS APP
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