Find the minimum wavelength of X-ray produced if 10 kV potential difference is applied across the anode and cathode of the tube.
A
12.4 A∘
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B
12.4 nm
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C
1.24 nm
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D
1.24 A∘
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Solution
The correct option is A 12.4 A∘ If electrons are accelerated to a velocity v by a potential difference V and then allowed to collide with a metal target, the maximum frequency of the X-rays emitted is given by the equation: mv2=eV=hν