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Hard X-ray for the study of fractures in...

Hard X-ray for the study of fractures in bones should have a minimum wavelength of `10^(-11)` m. the accelerating voltage for electrons in X-ray machine should be

A

`lt 124.2 kV`

B

`gt 124.2 kV`

C

Between 60 kV and 70 kV

D

equal to 100 kVs

Text Solution

Verified by Experts

The correct Answer is:
A
`V_("max")=(12400xx10^(-10))/(10^(-11))=124 kVrArrVlt124 kV`
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