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Rice Research Institute of Iran (RRII) to investigate rollers differential peripheral speed
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rice-research
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Among alpha , beta and gamma rays ,which one is most dangerous ?
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Dec 27, 2015
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electro-magnetic-waves
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Whats a anti-proton ?
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Dec 16, 2015
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proton
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How can we say that Gravity of Earth is 9.81 m/s2 ?
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Dec 6, 2015
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Physics
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gravity
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What are coplanar forces ?
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Dec 3, 2015
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coplanar
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Why do opposite poles attract in magnet ?
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Oct 28, 2015
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magnetic-field
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Can somebody help me understand Einsteins Law of Relativity?
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Oct 21, 2015
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einstein
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