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JAMB Physics 2015 Paper

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Question : 41

Total: 66

A radioactive source emits X–rays of very short wavelength (10 -13m ). what is the frequency of these rays?

2 × 10¹⁸HZ
3 × 10 ¹⁹HZ
3 × 10²¹HZ
3 × 10^-19HZ

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