Physics The energy of a photon, whose momentum is 10 MeV/c, where c is the speed of light, is given by 1 MeV 100 MeV 0.1 MeV 10 MeV 1 MeV 100 MeV 0.1 MeV 10 MeV ANSWER DOWNLOAD EXAMIANS APP
Physics The metal used to make lightning conductors is Copper Aluminium Iron Zinc Copper Aluminium Iron Zinc ANSWER DOWNLOAD EXAMIANS APP
Physics For a ray of light to suffer total internal reflection it has to pass from : Air to glass Air to water Glass to water Water to glass Air to glass Air to water Glass to water Water to glass ANSWER DOWNLOAD EXAMIANS APP
Physics The temperature which has the same reading on both Fahrenheit and Celsius scales is –40° 0° 40° 32° –40° 0° 40° 32° ANSWER DOWNLOAD EXAMIANS APP
Physics Friction is caused by the ________ on the two surfaces in contact. Densities Gaps Irregularities Smoothness Densities Gaps Irregularities Smoothness ANSWER DOWNLOAD EXAMIANS APP
Physics Pipelines in cold countries often burst in winter, because Temperature of ice is less than that of water Pipelines contract in their volume Water freezes and expands in its volume Pipelines expand due to freezing Temperature of ice is less than that of water Pipelines contract in their volume Water freezes and expands in its volume Pipelines expand due to freezing ANSWER DOWNLOAD EXAMIANS APP
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