Physics - Single MCQs (Page 29)

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Q281. The existence of Ether wind was experimentally rejected by?...Q282. Select an alternative from of uncertainly principle from the following?...Q283. Stopping potential for a metal surface in case of photoelectric emission depends...Q284. The linear momentum of an X-ray photon of wavelength 0.1A is?...Q285. A device based on photoelectric effect is called?...Q286. Which one of the following radiations has the strongest photon?...Q287. 0.001 kg mass will be equivalent to?...Q288. An observer shoots parallel to a meter stick at very high (relativistic) speed a...Q289. The relativistic energy E is equivalent to relativistic mass given by?...Q290. Tick the correct statement?...