Photoelectric EffectHard
Question
An X-ray tube operated at 20 kV radiates a continuous X-ray spectrum with a short wavelength limit (0.25
). The value of Planck′s constant is :
). The value of Planck′s constant is :Options
A.2.6 × 10-34 J-s
B.6.3 × 10-34 J-s
C.8.4 × 10-34 J-s
D.1.2 × 10-34 J-s
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