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A microscope using suitable photons is employed to locate an electron in an atom within a distance of 0.1 Ã…. What is the uncertainty involved in the measurement of its velocity ?

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`1 Å = 10 ^(-10)m`
` Delta x.Delta p = (h )/(4pi)`
` Delta V = 5.79 xx 10 ^(6) ms^(-1)`
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