A neutron having kinetic energy E collides with singly ionised He atom at rest and move along initial direction Which of the

Question

A neutron having kinetic energy E collides with singly ionised He atom at rest and move along initial direction Which of the following statement s is are true for the above mentioned collision A Collision will be perfectly inelastic if E 17 eV B Collision will be perfectly inelastic is Eo 8 16 eV C If E then ploton of wavelength 500 nm is observed just after the collision if Eo 8 16 eV D Perfectly elastic collision is not possible

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