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An X - ray tube with a copper target emi...

An `X` - ray tube with a copper target emits `Cu K_(alpha)` line of wavelength `1.50 Å`. What should be the minimum voltage through which electrons are to be accelarated to produce this wavelength of `X` - rays ?
`( h = 6.63 xx 10^(-34) J - sec , c = 3 xx 10^(8) m//s)`

A

8280 V

B

828 V

C

82800 V

D

8.28 V

Text Solution

Verified by Experts

The correct Answer is:
A
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