Photon \( A \) has twice the energy of photon \( B \). (a) If the momentum of \( A \) less than,...

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Photon \( A \) has twice the energy of photon \( B \).
(a) If the momentum of \( A \) less than, or equal to, or greater than that of \( B \) ?
(b) Is the wavelength of \( A \) less than, equal to, or greater than that of \( B \) ?
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