The de – Broglie wavelength of a neutron at 27∘C is λ. What will be its wavelength at 927∘C? The de - Broglie wavelength of a neutron at 27∘C is λ. What will be its wavelength at 927∘C? June 17, 2021 Category: Cengage NEET by C.P Singh , Chapter 11 - Photoelectric Effect , Part [...]