X - Rays-Soft and Hard X - Ray (AIIMS Physics): Questions 1 - 1 of 1

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Question number: 1

» X - Rays » Soft and Hard X - Ray

Appeared in Year: 2006

MCQ▾

Question

Hard X-rays for the study of fractures in bones should have a minimum wavelength of 10-11 m. The accelerating voltage for electrons in X-rays machine should be – [AIIMS]

Choices

Choice (4) Response

a.

Between60kVand70kV

b.

100 kV

c.

<124.2kV

d.

>124.2kV

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