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An X-ray tube is operated at 15 kV. Calc...

An X-ray tube is operated at 15 kV. Calculate the upper limit of the speed of the electrons striking the target.

A

`7.26 xx 10^(7) m//s`

B

`7.62 xx 10^(9) m//s`

C

`7.62 xx 10^(7) cm//s`

D

`7.26 xx 10^(9) m//s`

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